Feat: start working on eval for polynoms

This commit is contained in:
Bertrand Benjamin 2019-07-15 09:57:19 +02:00
parent 1ed0b9715a
commit 071b8caf1d

View File

@ -18,7 +18,13 @@ __all__ = ["Polynomial", "Quadratic", "Linear"]
class Polynomial(Token):
""" Token representing a polynomial """
""" Token representing a polynomial
:examples:
>>> from ...core.MO.polynomial import MOpolynomial
>>> P = Polynomial(MOpolynomial('x', [1, 2, 3]))
>>> P
"""
def __init__(self, a, name="", ancestor=None):
if not isinstance(a, MO):
@ -50,7 +56,13 @@ class Polynomial(Token):
pass
def __call__(self, value):
""" Call a Polynomial to evaluate itself on value """
""" Call a Polynomial to evaluate itself on value
:examples:
>>> from ...core.MO.polynomial import MOpolynomial
>>> P = Polynomial(MOpolynomial('x', [1, 2, 3]))
>>> P(2)
"""
pass
@ -82,6 +94,17 @@ class Quadratic(Polynomial):
raise NotImplemented
def extract_variable(leaf):
try:
return leaf.variable
except AttributeError:
return None
def replace(leaf, origin, dest):
# map_on_leaf sur leaf?
if leaf == origin:
return dest
return leaf
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