think it's important but can't remember...
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@ -121,15 +121,21 @@ class Expression(object):
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old_s = new_s
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old_s = new_s
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yield new_s
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yield new_s
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try:
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if Expression.isExpression(self.child):
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for s in self.child.simplify():
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for s in self.child.simplify():
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if old_s != s:
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if old_s != s:
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old_s = s
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yield s
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yield s
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if not Expression.isExpression(self.child):
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else:
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for s in self.child.simplify():
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new_s = self.STR_RENDER([s])
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# Astuce pour éviter d'avoir deux fois la même étape (par exemple pour la transfo d'une division en fraction)
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if new_s != old_s:
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old_s = new_s
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yield new_s
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if old_s != str(self.child):
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yield self.STR_RENDER([self.child])
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yield self.STR_RENDER([self.child])
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except AttributeError:
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yield self.STR_RENDER([self.child])
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def simplified(self):
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def simplified(self):
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""" Get the simplified version of the expression """
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""" Get the simplified version of the expression """
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@ -283,7 +289,7 @@ class Expression(object):
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def test(exp):
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def test(exp):
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a = Expression(exp)
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a = Expression(exp)
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#print(a)
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print(a)
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for i in a.simplify():
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for i in a.simplify():
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print(type(i))
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print(type(i))
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print(i)
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print(i)
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@ -293,12 +299,17 @@ def test(exp):
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print("\n")
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print("\n")
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if __name__ == '__main__':
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if __name__ == '__main__':
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Expression.set_render(txt)
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render = lambda _,x : str(x)
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Expression.set_render(render)
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exp = Expression("1/2 - 4")
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print(list(exp.simplify()))
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#Expression.set_render(txt)
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#exp = "2 ^ 3 * 5"
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#exp = "2 ^ 3 * 5"
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#test(exp)
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#test(exp)
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exp = "2x + 5"
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#exp = "2x + 5"
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test(exp)
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#test(exp)
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#Expression.set_render(tex)
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#Expression.set_render(tex)
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@ -370,10 +381,10 @@ if __name__ == '__main__':
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#exp="-(-2)"
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#exp="-(-2)"
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#test(exp)
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#test(exp)
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print("\n")
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#print("\n")
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exp = Expression.random("({a} + 3)({b} - 1)", ["{a} > 4"])
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#exp = Expression.random("({a} + 3)({b} - 1)", ["{a} > 4"])
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for i in exp.simplify():
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#for i in exp.simplify():
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print(i)
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# print(i)
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#import doctest
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#import doctest
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#doctest.testmod()
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#doctest.testmod()
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