def get_variables(self):
variables = set()
for formula in [self.formula1, self.formula2, self.formula3]:
new_vars = get_variables(formula)
variables.update(new_vars)
variables.difference_update(self.get_coordinate_variables())
return list(sorted(list(variables)))
def get_variables(self):
variables = set()
for formula in self.formulas():
vs = get_variables(formula)
variables.update(vs)
return list(sorted(variables))
def get_variables(self):
variables = set()
for formula in self.formulas():
vs = get_variables(formula)
if 'x' in vs:
raise Exception("The variable `x' must not be used in formulas!")
variables.update(vs)
return list(sorted(list(variables)))
def get_variables(self):
src_dict = self.get_data()
formula_cols = self.get_formula_cols()
variables = set()
for data_row in src_dict.values():
for col_name in formula_cols:
formula = data_row[col_name]
vs = get_variables(formula)
variables.update(vs)
row_names = set()
for data_row in self.data:
row_names.add(data_row.name)
variables.difference_update(row_names)
col_names = set(col.name for col in self.columns)
variables.difference_update(col_names)
if 'Input' in variables:
variables.remove('Input')
return variables
def get_variables(self):
variables = get_variables(self.formula)
variables.difference_update(self.get_coordinate_variables())
return list(sorted(list(variables)))
