File | Settings | IDE Settings | Debugger | Python
Use this page to configure Python debug options.
|Attach to subprocess automatically while debugging||If this check box is selected, PyCharm will automatically attach all subprocesses of the process being debugged. Thus, if the parent process has subprocesses, their breakpoints will always work.|
|2.7+Collect run-time types information for code insight||If this check box is selected, the types of function calls are preserved during debugging, and passed to the type checker. Refer to the section Using Docstrings to Specify Types for details.|
|2.7+Clear caches||Click this button to remove information about the types of arguments, collected at run time.|
|3.0+Gevent-compatible debugging||If this check box is selected, the debugger will be compatible with the Gevent-monkeypatched code.
This parameter works for Python interpreters from 2.5 to 2.7