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expand_list done

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Lafrite 2013-07-19 13:20:57 +02:00
parent a926e0e12a
commit 5e3dccac6d
1 changed files with 62 additions and 34 deletions
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94
calculus.py
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@ -84,10 +84,10 @@ def computePostfixBis(postfixExp):
tokenList = postfixExp.split(" ")
# On fait le calcul jusqu'à n'avoir plus qu'un élément
# On fait le calcul jusqu'à n'avoir plus qu'un élément
while len(tokenList) > 1:
tmpTokenList = []
# on va chercher les motifs du genre A B + pour les calculer
# on va chercher les motifs du genre A B + pour les calculer
while len(tokenList) > 2:
if isNumber(tokenList[0]) and isNumber(tokenList[1]) and tokenList[2] in "+-*/":
# S'il y a une opération à faire
@ -120,13 +120,11 @@ def isNumber(exp):
"""
tokenList = exp.split(" ")
if len(tokenList) != 1:
# Ici l'expression est trop longue
# si l'expression est trop longue pour être un chiffre
return 0
return exp.isdigit() or (exp[0] == "-" and exp[1:].isdigit())
pass
def doMath(op, op1, op2):
"""Compute "op1 op op2"
@ -221,6 +219,34 @@ def get_main_op(exp):
return min(main_op, key = lambda s: priority[s])
def expand_list(list_list):
"""Expand list of list
[1,2,[3,4],5,[6,7,8]] -> [1,2,3,5,6], [1,2,4,5,7], [1,2,4,5,8]
:param list: the list to expande
:returns: list of expanded lists
"""
list_in_list = [i for i in list_list if type(i) == list].copy()
nbr_ans_list = max([len(i) for i in list_in_list])
ans = [list_list.copy() for i in range(nbr_ans_list)]
for (i,l) in enumerate(ans):
for (j,e) in enumerate(l):
if type(e) == list:
ans[i][j] = e[min(i,len(e)-1)]
return ans
def debug_var(name, var):
"""print the name of the variable and the value
:param name: the name of the variable
:param var: the variable we want information
"""
print(name, ": ", var)
def test(exp):
"""Make various test on an expression
@ -238,38 +264,40 @@ def test(exp):
if __name__ == '__main__':
exp = "1 + 3 * 5"
test(exp)
#exp = "1 + 3 * 5"
#test(exp)
exp = "2 * 3 * 3 * 5"
test(exp)
#exp = "2 * 3 * 3 * 5"
#test(exp)
exp = "2 * 3 + 3 * 5"
test(exp)
#exp = "2 * 3 + 3 * 5"
#test(exp)
exp = "2 * ( 3 + 4 ) + 3 * 5"
test(exp)
#exp = "2 * ( 3 + 4 ) + 3 * 5"
#test(exp)
#
#exp = "2 * ( 3 + 4 ) + ( 3 - 4 ) * 5"
#test(exp)
#
#exp = "2 * ( 2 - ( 3 + 4 ) ) + ( 3 - 4 ) * 5"
#test(exp)
#
#exp = "2 * ( 2 - ( 3 + 4 ) ) + 5 * ( 3 - 4 )"
#test(exp)
#
#exp = "2 + 5 * ( 3 - 4 )"
#test(exp)
#
#exp = "( 2 + 5 ) * ( 3 - 4 )"
#test(exp)
#
#exp = "( 2 + 5 ) * ( 3 * 4 )"
#test(exp)
#
#exp = "( 2 + 5 ) / ( 3 * 4 )"
#test(exp)
exp = "2 * ( 3 + 4 ) + ( 3 - 4 ) * 5"
test(exp)
exp = "2 * ( 2 - ( 3 + 4 ) ) + ( 3 - 4 ) * 5"
test(exp)
exp = "2 * ( 2 - ( 3 + 4 ) ) + 5 * ( 3 - 4 )"
test(exp)
exp = "2 + 5 * ( 3 - 4 )"
test(exp)
exp = "( 2 + 5 ) * ( 3 - 4 )"
test(exp)
exp = "( 2 + 5 ) * ( 3 * 4 )"
test(exp)
exp = "( 2 + 5 ) / ( 3 * 4 )"
test(exp)
print(expand_list([1,2,['a','b','c'], 3, ['d','e']]))
## Ce denier pose un soucis. Pour le faire marcher il faudrai implémenter le calcul avec les fractions
#exp = "( 2 + 5 ) / 3 * 4"