Анализ кода

from io import StringIO
import sys
class Analysis(object):
    def __init__(self,code,for_input):
        self.__code = str(code)
        self.__for_input = iter(list(for_input))
    def start(self):
        for_input = self.__for_input
        code = self.__code
        std_out = sys.stdout
        std_in = sys.stdin
        def code_handler(code,for_input):
            sys.stdout = StringIO()
            class inputter:
                def __init__(self,for_input):
                    self.for_input = for_input
                def readline(self):
                    return str(next(self.for_input));
            sys.stdin = inputter(for_input)
            exec(code)
            del code,for_input,inputter;
            return (locals(),sys.stdout.getvalue());
        out = code_handler(code,for_input)
        sys.stdout = std_out
        sys.stdin = std_in
        return out;
def analyze(code,for_input=[]):
    return Analysis(code,for_input).start();
print(analyze('''x = 7
y = x * 2
z = y*x
a = x+y*z
b = a*3
c = a+b-y*z//x
print(input())''',['hello, world!']))

import io
from tokenize import tokenize
 
text = '''\
x = 7
y = x * 2
z = y*x
a = x+y*z
b = a*3
c = a+b-y*z//x
print(input())
'''
for i in tokenize(io.BytesIO(text.encode('utf-8')).readline):
    print(i)