flake8 corr (not finish yet)
This commit is contained in:
Benjamin Bertrand
parent
b6da1e24a1
commit
edd83fe56a
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@ -4,8 +4,7 @@
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from .explicable import Explicable
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from .expression import Expression
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from .operator import op
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from .generic import spe_zip, expand_list, isNumber, transpose_fill, flatten_list, isPolynom, isNumerand, postfix_op
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from .render import txt, tex
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from .generic import spe_zip, isNumber, transpose_fill, flatten_list, isPolynom, postfix_op
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from functools import wraps
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@ -15,7 +14,6 @@ def power_cache(fun):
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@wraps(fun)
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def cached_fun(self, power):
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#print("cache -> ", cache)
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if (tuple(self._coef), power) in cache.keys():
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return cache[(tuple(self._coef), power)]
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else:
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@ -346,8 +344,6 @@ class AbstractPolynom(Explicable):
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with Expression.tmp_render():
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coef_steps += list(coef_exp.simplify().explain())
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#print('\t 1.coef_steps -> ', coef_steps)
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else:
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try:
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with Expression.tmp_render():
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@ -355,12 +351,9 @@ class AbstractPolynom(Explicable):
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except AttributeError:
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coef_steps = [coef]
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#print('\t 3.coef_steps -> ', coef_steps)
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# On ajoute toutes ces étapes
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coefs_steps.append(coef_steps)
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#print('\t coefs_steps -> ', coefs_steps)
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# On retourne la matrice
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steps = []
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for coefs in transpose_fill(coefs_steps):
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@ -586,16 +579,6 @@ class AbstractPolynom(Explicable):
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def __xor__(self, power):
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return self.__pow__(power)
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if __name__ == '__main__':
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P = AbstractPolynom([[1, 2], [3, 4, 5], 6])
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Q = P.reduce()
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for i in Q.explain():
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print(i)
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#import doctest
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# doctest.testmod()
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# -----------------------------
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# Reglages pour 'vim'
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# vim:set autoindent expandtab tabstop=4 shiftwidth=4:
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@ -33,7 +33,7 @@ class Explicable(Renderable):
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2 + 10 \times 4
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2 + 40
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42
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"""
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old_s = ''
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# les étapes pour l'atteindre
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@ -88,8 +88,11 @@ class Explicable(Renderable):
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"""
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self.steps = steps + self.steps
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class Explicable_int(int, Explicable):
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""" An Explicable_int is an int which can be explain """
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isNumber = True
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def __init__(self, val):
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@ -107,8 +110,11 @@ class Explicable_int(int, Explicable):
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def __tex__(self):
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return str(self._val)
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class Explicable_Decimal(Decimal, Explicable):
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""" An Explicable_Decimal is an decimal which can be explain """
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isNumber = True
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def __init__(self, val):
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@ -127,7 +133,6 @@ class Explicable_Decimal(Decimal, Explicable):
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return str(self._val)
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# -----------------------------
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# Reglages pour 'vim'
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# vim:set autoindent expandtab tabstop=4 shiftwidth=4:
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@ -2,9 +2,9 @@
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# encoding: utf-8
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# debuging
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#from debug.tools import report
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# from debug.tools import report
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from .generic import Stack, flatten_list, expand_list, isNumber, isOperator, isNumerand
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from .generic import flatten_list, expand_list, isOperator, isNumerand
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from .str2tokens import str2tokens
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from .operator import op
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from .explicable import Explicable, Explicable_int, Explicable_Decimal
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@ -14,6 +14,7 @@ from .random_expression import RdExpression
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__all__ = ['Expression']
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def pstf_factory(pstf_tokens):
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"""Factory which tranform postfix tokens list into an Expression or the simpliest object type ready to be rendered
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@ -38,9 +39,7 @@ def pstf_factory(pstf_tokens):
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< Fraction 1 / 2>
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"""
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try:
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l_pstf_token = len(pstf_tokens)
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except TypeError:
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if len(pstf_tokens) == 1:
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if isinstance(pstf_tokens[0], int):
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return Explicable_int(pstf_tokens[0])
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elif isinstance(pstf_tokens[0], Decimal):
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@ -49,22 +48,9 @@ def pstf_factory(pstf_tokens):
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return Explicable_Decimal(Decimal(str(pstf_tokens[0])))
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elif hasattr(pstf_tokens[0], 'STR_RENDER'):
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return pstf_tokens[0]
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else:
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return Expression(self)
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else:
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if l_pstf_token == 1:
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if isinstance(pstf_tokens[0], int):
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return Explicable_int(pstf_tokens[0])
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elif isinstance(pstf_tokens[0], Decimal):
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return Explicable_Decimal(pstf_tokens[0])
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elif isinstance(pstf_tokens[0], float):
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return Explicable_Decimal(Decimal(str(pstf_tokens[0])))
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elif hasattr(pstf_tokens[0], 'STR_RENDER'):
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return pstf_tokens[0]
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else:
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return Expression(self)
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else:
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return Expression(pstf_tokens)
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return Expression(pstf_tokens)
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class Expression(Explicable):
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"""A calculus expression. Today it can andle only expression with numbers later it will be able to manipulate unknown"""
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@ -84,7 +70,6 @@ class Expression(Explicable):
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@classmethod
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def tmp_render(cls, render=lambda _, x: pstf_factory(x)):
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# def tmp_render(cls, render=lambda _, x: Expression(x)):
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""" Same ad tmp_render for Renderable but default render is Expression
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>>> exp = Expression("2*3/5")
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@ -179,9 +164,9 @@ class Expression(Explicable):
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try:
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self.simplified = self.postfix_tokens[0].simplify()
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except AttributeError:
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if isinstance(self.postfix_tokens[0],int):
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if isinstance(self.postfix_tokens[0], int):
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self.simplified = Explicable_int(self.postfix_tokens[0])
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elif isinstance(self.postfix_tokens[0],Decimal):
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elif isinstance(self.postfix_tokens[0], Decimal):
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self.simplified = Explicable_Decimal(self.postfix_tokens[0])
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else:
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self.simplified = self
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@ -411,36 +396,10 @@ class Expression(Explicable):
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class ExpressionError(Exception):
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pass
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class ComputeError(Exception):
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pass
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if __name__ == '__main__':
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print('\n')
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A = Expression("( -8 x + 8 ) ( -8 - ( -6 x ) )")
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Ar = A.simplify()
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for i in Ar.explain():
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print(i)
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# print("------------")
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# for i in Ar.explain():
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# print(i)
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# print(type(Ar))
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# print('\n-----------')
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#A = Expression("-6 / 3 + 10 / -5")
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#Ar = A.simplify()
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# for i in Ar.explain():
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# print(i)
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# print('\n-----------')
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#A = Expression("1/3 + 4/6")
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#Ar = A.simplify()
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# for i in Ar.explain():
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# print(i)
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#import doctest
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# doctest.testmod()
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# -----------------------------
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# Reglages pour 'vim'
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# vim:set autoindent expandtab tabstop=4 shiftwidth=4:
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@ -6,7 +6,6 @@ from .generic import isNumber, postfix_op
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from .operator import op
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from .expression import Expression
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from .explicable import Explicable
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from .render import txt, tex
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from copy import copy
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@ -329,7 +328,7 @@ class Fraction(Explicable):
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if other == 0:
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exp = Expression([0])
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elif other == 1:
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exp = copy(self)
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exp = copy(self)
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elif isinstance(other, int):
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gcd1 = gcd(other, self._denom)
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@ -340,7 +339,7 @@ class Fraction(Explicable):
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denom_s = [int(self._denom / gcd1), gcd1, op.mul]
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steps.append(Expression(num_s + denom_s + [op.div]))
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num = [self._num] + [int(other / gcd1), op.mul]* (int(other / gcd1) != 1)
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num = [self._num] + [int(other / gcd1), op.mul] * (int(other / gcd1) != 1)
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denom = [int(self._denom / gcd1)]
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else:
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num = [self._num, other, op.mul]
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@ -379,8 +378,8 @@ class Fraction(Explicable):
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num2 = [number._num]
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denom1 = [self._denom]
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steps.append(Expression(num1_s + num2_s + [op.mul] + \
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denom1_s + denom2_s + [op.mul, op.div]))
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steps.append(Expression(num1_s + num2_s + [op.mul] +
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denom1_s + denom2_s + [op.mul, op.div]))
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exp = Expression(postfix_op(num1 + num2, op.mul, 1) +
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postfix_op(denom1 + denom2, op.mul, 1) +
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@ -527,74 +526,6 @@ class Fraction(Explicable):
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return Fraction(self._num, self._denom)
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if __name__ == '__main__':
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f = Fraction(1, 12)
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g = Fraction(6, 12)
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for i in g.simplify().explain():
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print("g = ", i)
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h = Fraction(1, -5)
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t = Fraction(10, 3)
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print("---------")
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for i in (0 + h).explain():
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print('0 + h = ', i)
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# print("---------")
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#print(str(f) , "+", str(t))
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# for i in (f + t):
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# print(i)
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# print("---------")
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#print(str(f) , "+", str(g))
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# for i in (f + g):
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# print(i)
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# print("---------")
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#print(str(f) , "-", str(g))
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# for i in (f - g):
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# print(i)
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# print("---------")
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#print(str(f) , "*", str(g))
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# for i in (f * g):
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# print(i)
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# print("---------")
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#print(str(h) , "+", str(t))
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# for i in (h + t):
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# print(i)
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# print("---------")
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#print(str(h) , "-", str(t))
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# for i in (h - t):
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# print(i)
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# print("---------")
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#print(str(h) , "*", str(t))
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# for i in (h * t):
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# print(i)
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# print("---------")
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#print("-", str(h) )
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# for i in (-h):
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# print(i)
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# print("---------")
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#print(str(h) , "/", str(t))
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# for i in (h / t):
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# print(i)
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# print("---------")
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#print(str(h) , "+", str(0))
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# for i in (h + 0):
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# print(i)
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# print("---------")
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#print(str(h) , "*", str(1))
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# for i in (h * 1):
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# print(i)
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# print("---------")
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#print(str(h) , "*", str(0))
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# for i in (h * 0):
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# print(i)
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# print("---------")
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#print(str(h) , "*", str(4))
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# for i in (h * 4):
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# print(i)
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# print(f.simplify())
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import doctest
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doctest.testmod()
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# -----------------------------
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# Reglages pour 'vim'
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# vim:set autoindent expandtab tabstop=4 shiftwidth=4:
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@ -3,6 +3,7 @@
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from .operator import Operator, save_mainOp
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class Add(Operator):
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r""" The operator +
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@ -26,13 +27,13 @@ class Add(Operator):
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"""
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_CARACT = {
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"operator" : "+", \
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"name" : "add",\
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"priority" : 1, \
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"arity" : 2, \
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"actions" : ("__add__","__radd__"), \
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"txt" : "{op1} + {op2}",\
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"tex" : "{op1} + {op2}",\
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"operator": "+",
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"name": "add",
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"priority": 1,
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"arity": 2,
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"actions": ("__add__", "__radd__"),
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"txt": "{op1} + {op2}",
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"tex": "{op1} + {op2}",
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}
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def __init__(self):
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@ -50,20 +51,19 @@ class Add(Operator):
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if args[1][0] == "-":
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op1 = self.l_parenthesis(args[0], True)
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op2 = self.r_parenthesis(args[1][1:], True)
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ans = link.replace('+','-').format(op1 = op1, op2 = op2)
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ans = link.replace('+', '-').format(op1=op1, op2=op2)
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ans = save_mainOp(ans, self)
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return ans
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else:
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op1 = self.l_parenthesis(args[0], True)
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op2 = self.r_parenthesis(args[1], True)
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ans = link.format(op1 = op1, op2 = op2)
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ans = link.format(op1=op1, op2=op2)
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ans = save_mainOp(ans, self)
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return ans
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# -----------------------------
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# Reglages pour 'vim'
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# vim:set autoindent expandtab tabstop=4 shiftwidth=4:
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@ -3,6 +3,7 @@
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from .operator import Operator, save_mainOp
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class Div(Operator):
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r""" The operator /
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@ -26,12 +27,12 @@ class Div(Operator):
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"""
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_CARACT = {
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"operator" : "/", \
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"name" : "div",\
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"priority" : 5, \
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"arity" : 2, \
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"txt" : "{op1} / {op2}",\
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"tex" : "\\frac{{ {op1} }}{{ {op2} }}",\
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"operator": "/",
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"name": "div",
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"priority": 5,
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"arity": 2,
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"txt": "{op1} / {op2}",
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"tex": "\\frac{{ {op1} }}{{ {op2} }}",
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}
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def __init__(self):
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@ -43,11 +44,11 @@ class Div(Operator):
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return op1
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else:
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from ..fraction import Fraction
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return Fraction(op1,op2)
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return Fraction(op1, op2)
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def __tex__(self, *args):
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# Pas besoin de parenthèses en plus pour \frac
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replacement = {"op"+str(i+1): op for (i,op) in enumerate(args)}
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replacement = {"op"+str(i+1): op for (i, op) in enumerate(args)}
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ans = self.tex.format(**replacement)
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ans = save_mainOp(ans, self)
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@ -4,6 +4,7 @@
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from .operator import Operator, save_mainOp
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class Mul(Operator):
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r""" The operator *
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@ -30,13 +31,13 @@ class Mul(Operator):
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"""
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_CARACT = {
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"operator" : "*", \
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"name" : "mul",\
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"priority" : 4, \
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"arity" : 2, \
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"actions" : ("__mul__","__rmul__"), \
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"txt" : "{op1} * {op2}",\
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"tex" : "{op1} \\times {op2}",\
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"operator": "*",
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"name": "mul",
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"priority": 4,
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"arity": 2,
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"actions": ("__mul__", "__rmul__"),
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"txt": "{op1} * {op2}",
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"tex": "{op1} \\times {op2}",
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}
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def __init__(self):
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@ -106,17 +107,14 @@ class Mul(Operator):
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op2 = self.r_parenthesis(args[1], True)
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if not self.is_visible(op1, op2):
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ans = "{op1} {op2}".format(op1 = op1, op2 = op2)
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ans = "{op1} {op2}".format(op1=op1, op2=op2)
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else:
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ans = link.format(op1 = op1, op2 = op2)
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ans = link.format(op1=op1, op2=op2)
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ans = save_mainOp(ans, self)
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return ans
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# -----------------------------
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# Reglages pour 'vim'
|
||||
# vim:set autoindent expandtab tabstop=4 shiftwidth=4:
|
||||
|
|
|
|||
|
|
@ -1,17 +1,16 @@
|
|||
#!/usr/bin/env python
|
||||
# encoding: utf-8
|
||||
|
||||
#from debug.tools import report
|
||||
# from debug.tools import report
|
||||
|
||||
from ..generic import flatten_list
|
||||
|
||||
from ..generic import flatten_list, isNumber
|
||||
from functools import wraps
|
||||
import types
|
||||
|
||||
class Operator():
|
||||
|
||||
"""The operator class, is a string (representation of the operator) with its arity"""
|
||||
|
||||
def __init__(self, operator = "", name = "", priority = 0, actions = ("",""), txt = "", tex = "", arity = 2, **kwrds):
|
||||
def __init__(self, operator="", name="", priority=0, actions=("", ""), txt="", tex="", arity=2, **kwrds):
|
||||
""" Create an Operator """
|
||||
self.operator = operator
|
||||
self.name = name
|
||||
|
|
@ -29,8 +28,7 @@ class Operator():
|
|||
return getattr(args[0], self.actions)()
|
||||
|
||||
elif self.arity == 2:
|
||||
#if type(args[1]) == int:
|
||||
if issubclass(type(args[1]),int):
|
||||
if issubclass(type(args[1]), int):
|
||||
return getattr(args[0], self.actions[0])(args[1])
|
||||
else:
|
||||
return getattr(args[1], self.actions[1])(args[0])
|
||||
|
|
@ -45,12 +43,12 @@ class Operator():
|
|||
"""
|
||||
if self.arity == 1:
|
||||
op1 = self.l_parenthesis(args[0], True)
|
||||
ans = link.format(op1 = op1)
|
||||
ans = link.format(op1=op1)
|
||||
|
||||
elif self.arity == 2:
|
||||
op1 = self.l_parenthesis(args[0], True)
|
||||
op2 = self.r_parenthesis(args[1], True)
|
||||
ans = link.format(op1 = op1, op2 = op2)
|
||||
ans = link.format(op1=op1, op2=op2)
|
||||
|
||||
ans = save_mainOp(ans, self)
|
||||
return ans
|
||||
|
|
@ -174,7 +172,7 @@ class Operator():
|
|||
ans = opl
|
||||
elif opl.mainOp.priority < self.priority:
|
||||
ans = flatten_list(["(", opl, ")"])
|
||||
except AttributeError as e:
|
||||
except AttributeError:
|
||||
# op has not the attribute priority
|
||||
pass
|
||||
|
||||
|
|
@ -214,6 +212,7 @@ class Operator():
|
|||
except AttributeError:
|
||||
return False
|
||||
|
||||
|
||||
def save_mainOp(obj, mainOp):
|
||||
"""Create a temporary class build over built-in type to stock the main operation of a calculus
|
||||
|
||||
|
|
|
|||
|
|
@ -2,7 +2,6 @@
|
|||
# encoding: utf-8
|
||||
|
||||
|
||||
import types
|
||||
from .add import Add
|
||||
from .div import Div
|
||||
from .mul import Mul
|
||||
|
|
@ -20,7 +19,7 @@ class Operator_set(object):
|
|||
""" Initiate the operator_set """
|
||||
self._operators = {}
|
||||
|
||||
def get_op(self, op, arity = 2):
|
||||
def get_op(self, op, arity=2):
|
||||
r"""Return the corresponding operator
|
||||
|
||||
:op: symbole of the op
|
||||
|
|
@ -31,7 +30,7 @@ class Operator_set(object):
|
|||
>>> op.get_op('+')
|
||||
+
|
||||
>>> mul = op.get_op('*')
|
||||
Traceback (most recent call last):
|
||||
Traceback (most recent call last):
|
||||
...
|
||||
KeyError: '* (arity: 2) is not available'
|
||||
>>> op.store_operator(Mul())
|
||||
|
|
@ -42,7 +41,7 @@ class Operator_set(object):
|
|||
'{op1} * {op2}'
|
||||
>>> op.store_operator(Sub1())
|
||||
>>> sub1 = op.get_op('-')
|
||||
Traceback (most recent call last):
|
||||
Traceback (most recent call last):
|
||||
...
|
||||
KeyError: '- (arity: 2) is not available'
|
||||
>>> sub1 = op.get_op('-', 1)
|
||||
|
|
@ -52,7 +51,7 @@ class Operator_set(object):
|
|||
try:
|
||||
return getattr(self, self._operators[(op, arity)])
|
||||
except KeyError:
|
||||
raise KeyError("{theOp} (arity: {arity}) is not available".format(theOp = op, arity = arity))
|
||||
raise KeyError("{theOp} (arity: {arity}) is not available".format(theOp=op, arity=arity))
|
||||
|
||||
def available_op(self):
|
||||
""" Get the set of available operators strings
|
||||
|
|
@ -72,8 +71,7 @@ class Operator_set(object):
|
|||
return set([i[0] for i in self._operators])
|
||||
|
||||
def can_be_operator(cls, symbole):
|
||||
r"""
|
||||
Tell if the symbole can be an operator
|
||||
r"""Tell if the symbole can be an operator
|
||||
|
||||
>>> op = Operator_set()
|
||||
>>> op.can_be_operator("+")
|
||||
|
|
@ -81,7 +79,7 @@ class Operator_set(object):
|
|||
>>> op.store_operator(Add())
|
||||
>>> op.can_be_operator("+")
|
||||
True
|
||||
|
||||
|
||||
"""
|
||||
if type(symbole) == str:
|
||||
return symbole in [i[0] for i in cls._operators]
|
||||
|
|
@ -89,7 +87,7 @@ class Operator_set(object):
|
|||
return False
|
||||
|
||||
def store_operator(self, operator):
|
||||
""" Save the operator as a method and
|
||||
""" Save the operator as a method and
|
||||
|
||||
:param operator: the operator (the class) (it will be accessible through .name method name.
|
||||
|
||||
|
|
@ -105,7 +103,7 @@ class Operator_set(object):
|
|||
>>> a.tex
|
||||
'{op1} + {op2}'
|
||||
>>> op.store_operator("+")
|
||||
Traceback (most recent call last):
|
||||
Traceback (most recent call last):
|
||||
...
|
||||
ValueError: + is not en Operator it's a <class 'str'>
|
||||
"""
|
||||
|
|
|
|||
|
|
@ -4,7 +4,6 @@
|
|||
|
||||
from .expression import Expression
|
||||
from .operator import op
|
||||
from .generic import isNumerand
|
||||
from .random_expression import RdExpression
|
||||
from .abstract_polynom import AbstractPolynom
|
||||
|
||||
|
|
@ -182,8 +181,6 @@ for name, func in inspect.getmembers(Polynom):
|
|||
setattr(Polynom, name, polynom_factory(func))
|
||||
|
||||
|
||||
|
||||
|
||||
# -----------------------------
|
||||
# Reglages pour 'vim'
|
||||
# vim:set autoindent expandtab tabstop=4 shiftwidth=4:
|
||||
|
|
|
|||
|
|
@ -242,23 +242,6 @@ class Polynom_deg2(Polynom):
|
|||
return "\\tkzTabVar{-/{}, +/{$" + str(beta) + "$}, -/{}}"
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
#from .render import txt
|
||||
# with Expression.tmp_render(txt):
|
||||
# P = Polynom_deg2([2, 3, 4])
|
||||
# print(P)
|
||||
|
||||
# print("\nDelta")
|
||||
# for i in P.delta.explain():
|
||||
# print(i)
|
||||
# print("\nBeta")
|
||||
# for i in P.beta.explain():
|
||||
# print(i)
|
||||
|
||||
import doctest
|
||||
doctest.testmod()
|
||||
|
||||
|
||||
# -----------------------------
|
||||
# Reglages pour 'vim'
|
||||
# vim:set autoindent expandtab tabstop=4 shiftwidth=4:
|
||||
|
|
|
|||
|
|
@ -6,8 +6,6 @@ import re
|
|||
import pyparsing
|
||||
from .generic import flatten_list
|
||||
|
||||
from .arithmetic import gcd
|
||||
|
||||
|
||||
def random_str(form, conditions=[], val_min=-10, val_max=10):
|
||||
""" Create a random string using RdExpression class """
|
||||
|
|
@ -41,9 +39,6 @@ class RdExpression(object):
|
|||
:returns: set for elements which have to be replaced
|
||||
|
||||
"""
|
||||
# pattern = "\{(.*?)\}" #select inside {} non greedy way
|
||||
#varia_form = re.findall(pattern, self._form)
|
||||
|
||||
# TODO: Bug with varia with spaces |dim. nov. 23 10:44:34 CET 2014
|
||||
varia_form = flatten_list([eval(str(i[0])) for i in pyparsing.nestedExpr(
|
||||
'{', '}').searchString(self._form)])
|
||||
|
|
@ -157,31 +152,6 @@ def desc_rdExp(rdExp):
|
|||
print('')
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
form = "({a};{b})"
|
||||
cond = []
|
||||
print(random_str(form, cond))
|
||||
|
||||
form = "{a+a*10}*4 + {a} + 2*{b}"
|
||||
cond = [
|
||||
"{a} + {b} in [1, 2, 3, 4, 5]",
|
||||
"abs({a}) not in [1]",
|
||||
"{b} not in [1]",
|
||||
"gcd({a},{b}) == 1"]
|
||||
print(random_str(form, cond))
|
||||
|
||||
form = "{a+a*10}*4 + {a} + 2*{b}"
|
||||
cond = [
|
||||
"{a-b} + {b} in list(range(20))",
|
||||
"abs({a}) not in [1]",
|
||||
"{b} not in [1]",
|
||||
"gcd({a},{b}) == 1"]
|
||||
print(random_str(form, cond))
|
||||
|
||||
import doctest
|
||||
doctest.testmod()
|
||||
|
||||
|
||||
# -----------------------------
|
||||
# Reglages pour 'vim'
|
||||
# vim:set autoindent expandtab tabstop=4 shiftwidth=4:
|
||||
|
|
|
|||
|
|
@ -56,6 +56,7 @@ def txt_render(token):
|
|||
|
||||
txt = Render(txt_render)
|
||||
|
||||
|
||||
def tex_render(token):
|
||||
def render(*args):
|
||||
try:
|
||||
|
|
@ -65,6 +66,7 @@ def tex_render(token):
|
|||
return render
|
||||
tex = Render(tex_render)
|
||||
|
||||
|
||||
def p2i_render(token):
|
||||
def render(*args):
|
||||
try:
|
||||
|
|
@ -74,6 +76,7 @@ def p2i_render(token):
|
|||
return render
|
||||
p2i = Render(p2i_render)
|
||||
|
||||
|
||||
class Renderable(object):
|
||||
"""
|
||||
A Renderable object is an object which can work with Render class. It means that it has to have attribute postfix_tokens.
|
||||
|
|
|
|||
|
|
@ -1,12 +1,12 @@
|
|||
#!/usr/bin/env python
|
||||
# encoding: utf-8
|
||||
|
||||
from .generic import Stack, isOperator, isNumber, isPolynom
|
||||
from .generic import Stack, isNumber, isPolynom
|
||||
from .operator import op
|
||||
from decimal import Decimal
|
||||
|
||||
import logging
|
||||
#logging.basicConfig(filename='str2tokens_debug.log',level=logging.DEBUG)
|
||||
# logging.basicConfig(filename='str2tokens_debug.log',level=logging.DEBUG)
|
||||
|
||||
|
||||
def str2tokens(exp):
|
||||
|
|
@ -46,7 +46,7 @@ def str2in_tokens(exp):
|
|||
|
||||
for character in exp:
|
||||
if character.isdigit():
|
||||
tokens += feed_digit(character, tokens.pop(), tokens[-1])
|
||||
tokens += feed_digit(character, tokens.pop(), tokens[-1])
|
||||
|
||||
elif character == "(":
|
||||
tokens += hidden_meaning_time(tokens[-1])
|
||||
|
|
@ -70,6 +70,7 @@ def str2in_tokens(exp):
|
|||
|
||||
return tokens[2:]
|
||||
|
||||
|
||||
def feed_digit(character, tok_b, tok_bb):
|
||||
""" Feed token when a digit is detected
|
||||
|
||||
|
|
@ -117,6 +118,7 @@ def feed_digit(character, tok_b, tok_bb):
|
|||
else:
|
||||
return [tok_b, int(character)]
|
||||
|
||||
|
||||
def hidden_meaning_time(tok_b):
|
||||
""" Return a "*" character if it is hidden meaning
|
||||
|
||||
|
|
@ -141,6 +143,7 @@ def hidden_meaning_time(tok_b):
|
|||
return ["*"]
|
||||
return []
|
||||
|
||||
|
||||
def feed_alpha(character):
|
||||
""" Feed token when an alpha character is detected
|
||||
|
||||
|
|
@ -152,6 +155,7 @@ def feed_alpha(character):
|
|||
from pymath.calculus.polynom import Polynom
|
||||
return Polynom([0, 1], letter=character)
|
||||
|
||||
|
||||
def feed_dot(tok_b):
|
||||
r""" Build Decimal with the previous token
|
||||
|
||||
|
|
@ -202,7 +206,11 @@ def in2post_fix(infix_tokens):
|
|||
|
||||
for (pos_token, token) in enumerate(infix_tokens):
|
||||
|
||||
logging.debug(str(postfix_tokens)+ " | "+ str(opStack)+ " | "+ str(infix_tokens[(pos_token+1):])+ " | "+ str(arity_Stack))
|
||||
logging.debug(str(postfix_tokens) +
|
||||
" | " + str(opStack) +
|
||||
" | " + str(infix_tokens[(pos_token+1):]) +
|
||||
" | " + str(arity_Stack)
|
||||
)
|
||||
if token == ")":
|
||||
next_op = opStack.pop()
|
||||
while next_op != op.par:
|
||||
|
|
@ -217,7 +225,7 @@ def in2post_fix(infix_tokens):
|
|||
|
||||
elif op.can_be_operator(token):
|
||||
if token == "(":
|
||||
opStack.push(op.get_op(token,0))
|
||||
opStack.push(op.get_op(token, 0))
|
||||
# Set next arity counter
|
||||
arity_Stack.push(0)
|
||||
else:
|
||||
|
|
@ -232,19 +240,27 @@ def in2post_fix(infix_tokens):
|
|||
postfix_tokens.append(next_op)
|
||||
|
||||
opStack.push(token_op)
|
||||
logging.debug("--"+ token+ " -> "+ str(arity + 1))
|
||||
logging.debug("--" + token + " -> " + str(arity + 1))
|
||||
else:
|
||||
postfix_tokens.append(token)
|
||||
arity = arity_Stack.pop()
|
||||
arity_Stack.push(arity + 1)
|
||||
|
||||
logging.debug(str(postfix_tokens)+ " | "+ str(opStack)+ " | "+ str(infix_tokens[(pos_token+1):])+ " | "+ str(arity_Stack))
|
||||
logging.debug(str(postfix_tokens) +
|
||||
" | " + str(opStack) +
|
||||
" | " + str(infix_tokens[(pos_token+1):]) +
|
||||
" | " + str(arity_Stack)
|
||||
)
|
||||
|
||||
while not opStack.isEmpty():
|
||||
next_op = opStack.pop()
|
||||
postfix_tokens.append(next_op)
|
||||
|
||||
logging.debug(str(postfix_tokens)+ " | "+ str(opStack)+ " | "+ str(infix_tokens[(pos_token+1):])+ " | "+ str(arity_Stack))
|
||||
logging.debug(str(postfix_tokens) +
|
||||
" | " + str(opStack) +
|
||||
" | " + str(infix_tokens[(pos_token+1):]) +
|
||||
" | " + str(arity_Stack)
|
||||
)
|
||||
|
||||
if arity_Stack.peek() != 1:
|
||||
raise ValueError(
|
||||
|
|
@ -255,29 +271,6 @@ def in2post_fix(infix_tokens):
|
|||
return postfix_tokens
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
#a, s, m, d, p = Operator("+"), Operator("-"), Operator("*"), Operator("/"), Operator("^")
|
||||
#in_tokens = str2in_tokens("2+3*4")
|
||||
#print("\t in_tokens :" + str(in_tokens))
|
||||
#
|
||||
# print(in2post_fix(in_tokens))
|
||||
|
||||
#print(in2post_fix([op.par, 2, op.add, 5, op.sub, 1, ')', op.div, op.par, 3, op.mul, 4, ')']))
|
||||
#print(in2post_fix([op.sub1, op.par, op.sub1, 2, ')']))
|
||||
#print(in2post_fix([op.sub1, op.par, op.sub1, 2, op.add, 3, op.mul, 4, ')']))
|
||||
|
||||
print(str2tokens('2*3+4'))
|
||||
print("\n------")
|
||||
print(str2tokens('2x+4'))
|
||||
print("\n------")
|
||||
print(str2tokens('xx+4'))
|
||||
print("\n------")
|
||||
print(str2tokens('x(2+1)+4'))
|
||||
print("\n------")
|
||||
#import doctest
|
||||
# doctest.testmod()
|
||||
|
||||
|
||||
# -----------------------------
|
||||
# Reglages pour 'vim'
|
||||
# vim:set autoindent expandtab tabstop=4 shiftwidth=4:
|
||||
|
|
|
|||
Loading…
Reference in New Issue