"""General utility functions common to client and server.
This module contains a collection of general purpose utility functions.
"""
import pythoncom
import win32api, win32con
def IIDToInterfaceName(iid):
"""Converts an IID to a string interface name.
Used primarily for debugging purposes, this allows a cryptic IID to
be converted to a useful string name. This will firstly look for interfaces
known (ie, registered) by pythoncom. If not known, it will look in the
registry for a registered interface.
iid -- An IID object.
Result -- Always a string - either an interface name, or '<Unregistered interface>'
"""
try:
return pythoncom.ServerInterfaces[iid]
except KeyError:
try:
try:
return win32api.RegQueryValue(win32con.HKEY_CLASSES_ROOT, "Interface\\%s" % iid)
except win32api.error:
pass
except ImportError:
pass
return str(iid)
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