Update CHANGES and timestamp from #362; fix related unit test and ValueError message

Author: ptmcg

pyparsing/__init__.py

@@ -126,7 +126,7 @@ def __repr__(self):
 
 
 __version_info__ = version_info(3, 0, 7, "final", 0)
-__version_time__ = "06 Feb 2022 01:42 UTC"
+__version_time__ = "06 Feb 2022 02:15 UTC"
 __version__ = __version_info__.__version__
 __versionTime__ = __version_time__
 __author__ = "Paul McGuire <[email protected]>"

pyparsing/core.py

@@ -53,7 +53,7 @@
 str_type: Tuple[type, ...] = (str, bytes)
 
 #
-# Copyright (c) 2003-2021  Paul T. McGuire
+# Copyright (c) 2003-2022  Paul T. McGuire
 #
 # Permission is hereby granted, free of charge, to any person obtaining
 # a copy of this software and associated documentation files (the
@@ -2960,7 +2960,6 @@ def __init__(
         if self.asMatch:
             self.parseImpl = self.parseImplAsMatch
 
-
     @cached_property
     def re(self):
         if self._re:
@@ -2970,7 +2969,7 @@ def re(self):
                 return re.compile(self.pattern, self.flags)
             except sre_constants.error:
                 raise ValueError(
-                    "invalid pattern ({!r}) passed to Regex".format(pattern)
+                    "invalid pattern ({!r}) passed to Regex".format(self.pattern)
                 )
 
     @cached_property

tests/test_unit.py

@@ -3487,7 +3487,7 @@ def testMatch(expression, instring, shouldPass, expectedString=None):
         try:
             print("lets try an invalid RE")
             invRe = pp.Regex("(\"[^\"]*\")|('[^']*'").re
-        except Exception as e:
+        except ValueError as e:
             print("successfully rejected an invalid RE:", end=" ")
             print(e)
         else:
@@ -3496,7 +3496,7 @@ def testMatch(expression, instring, shouldPass, expectedString=None):
         with self.assertRaises(
             ValueError, msg="failed to warn empty string passed to Regex"
         ):
-            invRe = pp.Regex("")
+            pp.Regex("").re
 
     def testRegexAsType(self):