Issue #18200: Back out usage of ModuleNotFoundError (8d28d44f3a9a)

archive_util.py

@@ -9,7 +9,7 @@ import sys
 
 try:
     import zipfile
-except ModuleNotFoundError:
+except ImportError:
     zipfile = None
 
 

ccompiler.py

@@ -3,7 +3,7 @@
 Contains CCompiler, an abstract base class that defines the interface
 for the Distutils compiler abstraction model."""
 
-import importlib, sys, os, re
+import sys, os, re
 from distutils.errors import *
 from distutils.spawn import spawn
 from distutils.file_util import move_file
@@ -1013,9 +1013,10 @@ def new_compiler(plat=None, compiler=None, verbose=0, dry_run=0, force=0):
 
     try:
         module_name = "distutils." + module_name
-        module = importlib.import_module(module_name)
+        __import__ (module_name)
+        module = sys.modules[module_name]
         klass = vars(module)[class_name]
-    except ModuleNotFoundError:
+    except ImportError:
         raise DistutilsModuleError(
               "can't compile C/C++ code: unable to load module '%s'" % \
               module_name)

dist.py

@@ -4,11 +4,11 @@ Provides the Distribution class, which represents the module distribution
 being built/installed/distributed.
 """
 
-import importlib, sys, os, re
+import sys, os, re
 
 try:
     import warnings
-except ModuleNotFoundError:
+except ImportError:
     warnings = None
 
 from distutils.errors import *
@@ -788,8 +788,9 @@ Common commands: (see '--help-commands' for more)
             klass_name = command
 
             try:
-                module = importlib.import_module(module_name)
-            except ModuleNotFoundError:
+                __import__ (module_name)
+                module = sys.modules[module_name]
+            except ImportError:
                 continue
 
             try:

msvccompiler.py

@@ -28,7 +28,7 @@ try:
     RegEnumValue = winreg.EnumValue
     RegError = winreg.error
 
-except ModuleNotFoundError:
+except ImportError:
     try:
         import win32api
         import win32con
@@ -39,7 +39,7 @@ except ModuleNotFoundError:
         RegEnumKey = win32api.RegEnumKey
         RegEnumValue = win32api.RegEnumValue
         RegError = win32api.error
-    except ModuleNotFoundError:
+    except ImportError:
         log.info("Warning: Can't read registry to find the "
                  "necessary compiler setting\n"
                  "Make sure that Python modules winreg, "

util.py

@@ -388,7 +388,7 @@ def byte_compile (py_files,
         try:
             from tempfile import mkstemp
             (script_fd, script_name) = mkstemp(".py")
-        except ModuleNotFoundError:
+        except ImportError:
             from tempfile import mktemp
             (script_fd, script_name) = None, mktemp(".py")
         log.info("writing byte-compilation script '%s'", script_name)