Function run_module

Lib/runpy.py:201–229

Execute a module's code without importing it. mod_name -- an absolute module name or package name. Optional arguments: init_globals -- dictionary used to pre-populate the module’s globals dictionary before the code is executed. run_name -- if not None, this will

(mod_name, init_globals=None,
               run_name=None, alter_sys=False)

                     "__main__", mod_spec)

def run_module(mod_name, init_globals=None,
               run_name=None, alter_sys=False):
    """Execute a module's code without importing it.

       mod_name -- an absolute module name or package name.

       Optional arguments:
       init_globals -- dictionary used to pre-populate the module’s
       globals dictionary before the code is executed.

       run_name -- if not None, this will be used for setting __name__;
       otherwise, __name__ will be set to mod_name + '__main__' if the
       named module is a package and to just mod_name otherwise.

       alter_sys -- if True, sys.argv[0] is updated with the value of
       __file__ and sys.modules[__name__] is updated with a temporary
       module object for the module being executed. Both are
       restored to their original values before the function returns.

       Returns the resulting module globals dictionary.
    """
    mod_name, mod_spec, code = _get_module_details(mod_name)
    if run_name is None:
        run_name = mod_name
    if alter_sys:
        return _run_module_code(code, init_globals, run_name, mod_spec)
    else:
        # Leave the sys module alone
        return _run_code(code, {}, init_globals, run_name, mod_spec)

def _get_main_module_details(error=ImportError):
    # Helper that gives a nicer error message when attempting to