def evaluate_old(self, values):
result = self.phrase
while has_sub_function(result):
temp = get_sub_function(result, 'all')
result = result[:temp[1]]\
+ '`' + str(Function(temp[0]).evaluate(values))\
+ '~' + result[temp[2]+1:]
result = replace_variables(result, {'`':'(', '~':')'})
result = eval(replace_variables(result, values))
return result
def __init__(self, phrase = ''):
self.phrase = make_friendly(phrase)
self.phrase_length = len(phrase)
self.signed_terms = get_terms(self.phrase)
self.terms = [i[1:] for i in self.signed_terms]
self.variables = {}
self.ordered_variables = []
for i in get_variables(self.phrase):
phrase = 'self.'+i+'=0'
exec(phrase)
self.variables.update({i:'self.'+i})
if not ('self.'+i) in self.ordered_variables:
self.ordered_variables.append('self.'+i)
self.self_phrase = replace_variables(self.phrase, self.variables)
