Remove unused error aliases by assignment (#2269)

CHANGES.txt

@@ -21,12 +21,15 @@ Coming in build 307, as yet unreleased
   * `com/win32com/server/policy.py`
   * `win32/Lib/regutil.py`
   * `win32/scripts/VersionStamp/vssutil.py`
-* Removed the following unused symbols. They were meant to be used as Exceptions, but were accidentally strings (#2270, @Avasam)
+* Removed the following unused symbols. They were meant to be used as Exceptions, but were accidentally strings (#2270, #2269, @Avasam)
   * `pywin.debugger.debugger.error`
   * `pywin.framework.dlgappcore.error`
   * `win32com.server.policy.error`
   * `regutil.error`
   * `win32.scripts.VersionStamp.vssutil.error`
+  * `win32com.universal.com_error`
+  * `win32com.client.build.error`
+  * `win32com.client.genpy.error`
 * Add EnumDesktopWindows (#2219, @CristiFati)
 * Marked `exc_type` and `exc_traceback` in `win32comext.axscript.client.error.AXScriptException.__init__` as deprecated. (#2236 , @Avasam)
   They are now unused and all information is taken from the `exc_value` parameter.

com/win32com/client/build.py

@@ -29,8 +29,6 @@
 # always render the string perfectly - so just punt and fall-back to a repr()
 _makeDocString = repr
 
-error = "PythonCOM.Client.Build error"
-
 
 class NotSupportedException(Exception):
     pass  # Raised when we can't support a param type.

com/win32com/client/genpy.py

@@ -22,7 +22,6 @@
 
 from . import build
 
-error = "makepy.error"
 makepy_version = "0.5.01"  # Written to generated file.
 
 GEN_FULL = "full"

com/win32com/client/tlbrowse.py

@@ -10,7 +10,7 @@ class TLBrowserException(Exception):
     "TypeLib browser internal error"
 
 
-error = TLBrowserException
+error = TLBrowserException  # Re-exported alias
 
 FRAMEDLG_STD = win32con.WS_CAPTION | win32con.WS_SYSMENU
 SS_STD = win32con.WS_CHILD | win32con.WS_VISIBLE

com/win32com/universal.py

@@ -5,8 +5,7 @@
 import pythoncom
 from win32com.client import gencache
 
-com_error = pythoncom.com_error
-_univgw = pythoncom._univgw
+com_error = pythoncom.com_error  # Re-exported alias
 
 
 def RegisterInterfaces(typelibGUID, lcid, major, minor, interface_names=None):
@@ -86,15 +85,15 @@ def RegisterInterfaces(typelibGUID, lcid, major, minor, interface_names=None):
 
 def _doCreateVTable(iid, interface_name, is_dispatch, method_defs):
     defn = Definition(iid, is_dispatch, method_defs)
-    vtbl = _univgw.CreateVTable(defn, is_dispatch)
-    _univgw.RegisterVTable(vtbl, iid, interface_name)
+    vtbl = pythoncom._univgw.CreateVTable(defn, is_dispatch)
+    pythoncom._univgw.RegisterVTable(vtbl, iid, interface_name)
 
 
 def _CalcTypeSize(typeTuple):
     t = typeTuple[0]
     if t & (pythoncom.VT_BYREF | pythoncom.VT_ARRAY):
         # It's a pointer.
-        cb = _univgw.SizeOfVT(pythoncom.VT_PTR)[1]
+        cb = pythoncom._univgw.SizeOfVT(pythoncom.VT_PTR)[1]
     elif t == pythoncom.VT_RECORD:
         # Just because a type library uses records doesn't mean the user
         # is trying to.  We need to better place to warn about this, but it
@@ -104,10 +103,10 @@ def _CalcTypeSize(typeTuple):
         #     warnings.warn("warning: records are known to not work for vtable interfaces")
         # except ImportError:
         #     print("warning: records are known to not work for vtable interfaces")
-        cb = _univgw.SizeOfVT(pythoncom.VT_PTR)[1]
+        cb = pythoncom._univgw.SizeOfVT(pythoncom.VT_PTR)[1]
         # cb = typeInfo.GetTypeAttr().cbSizeInstance
     else:
-        cb = _univgw.SizeOfVT(t)[1]
+        cb = pythoncom._univgw.SizeOfVT(t)[1]
     return cb
 
 
@@ -191,8 +190,8 @@ def dispatch(
         ob,
         index,
         argPtr,
-        ReadFromInTuple=_univgw.ReadFromInTuple,
-        WriteFromOutTuple=_univgw.WriteFromOutTuple,
+        ReadFromInTuple=pythoncom._univgw.ReadFromInTuple,
+        WriteFromOutTuple=pythoncom._univgw.WriteFromOutTuple,
     ):
         "Dispatch a call to an interface method."
         meth = self._methods[index]

win32/Lib/sspi.py

@@ -17,7 +17,7 @@
 import sspicon
 import win32security
 
-error = win32security.error
+error = win32security.error  # Re-exported alias
 
 
 class _BaseAuth:

win32/Lib/win32evtlogutil.py

@@ -6,8 +6,7 @@
 import win32evtlog
 import winerror
 
-error = win32api.error  # The error the evtlog module raises.
-
+error = win32api.error  # Re-exported alias (The error the evtlog module raises).
 langid = win32api.MAKELANGID(win32con.LANG_NEUTRAL, win32con.SUBLANG_NEUTRAL)
 
 

win32/Lib/win32pdhutil.py

@@ -24,7 +24,7 @@
 
 import win32pdh
 
-error = win32pdh.error
+error = win32pdh.error  # Re-exported alias
 
 # Handle some localization issues.
 # see http://support.microsoft.com/default.aspx?scid=http://support.microsoft.com:80/support/kb/articles/Q287/1/59.asp&NoWebContent=1

win32/Lib/win32serviceutil.py

@@ -17,7 +17,7 @@
 import win32service
 import winerror
 
-error = RuntimeError
+error = RuntimeError  # Re-exported alias
 
 
 # Returns the full path to an executable for hosting a Python service - typically