C:\Users\wangshuai>python
Python 3.7.0 (v3.7.0:1bf9cc5093, Jun 27 2018, 04:06:47) [MSC v.1914 32 bit (Intel)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> print'hello,world.'
  File "<stdin>", line 1
    print'hello,world.'
                      ^
SyntaxError: invalid syntax
>>>

请问这个输入有问题吗，提示总是错误。用的是英语输入法

hello。py.py是你的文件名吧   你应该运行hello。py.py    或者将文件名改成hello