File type issues
Sometimes, you may find your source code file, for example, .py, starts to look like a plain text file:

Usually, this happens only to a single file out of many. This is caused by accidental change in the file type settings.
To check the file type status, press CtrlAlt0S to open the IDE settings and select Editor | File Types and check Text and File type auto-detected by file content:
Text
File type auto-detected by file content


If you find your filename in any of these file types, click to remove it and click OK.
Also, ensure that the *.py file pattern is registered under the Python file type:

After this, your Python file type should be recognized correctly:

Thanks for your feedback!
Was this page helpful?