from complex import Complex input_data = input( "Calculator, format: real,img'operator'real,img - example: 1,1+2,2\n") if '+' in input_data: left, right = input_data.split("+") left = Complex.convert_from_string(left) right = Complex.convert_from_string(right) Complex.print(Complex.addition(left, right)) elif '-' in input_data: left, right = input_data.split("-") left = Complex.convert_from_string(left) right = Complex.convert_from_string(right) Complex.print(Complex.subtraction(left, right)) elif '*' in input_data: left, right = input_data.split("*") left = Complex.convert_from_string(left) right = Complex.convert_from_string(right) Complex.print(Complex.multiplication(left, right)) elif '/' in input_data: left, right = input_data.split("/") left = Complex.convert_from_string(left) right = Complex.convert_from_string(right) Complex.print(Complex.division(left, right)) else: print("Wrong input format")