Issue #20315: Removed support for backward compatibility with early 2.x versions.

3 files changed, 3 insertions, 53 deletions

diff --git a/Lib/configparser.py b/Lib/configparser.py
index fde1c12..aa401fc 100644
--- a/Lib/configparser.py
+++ b/Lib/configparser.py
@@ -144,23 +144,6 @@ MAX_INTERPOLATION_DEPTH = 10
 class Error(Exception):
     """Base class for ConfigParser exceptions."""
 
-    def _get_message(self):
-        """Getter for 'message'; needed only to override deprecation in
-        BaseException.
-        """
-        return self.__message
-
-    def _set_message(self, value):
-        """Setter for 'message'; needed only to override deprecation in
-        BaseException.
-        """
-        self.__message = value
-
-    # BaseException.message has been deprecated since Python 2.6.  To prevent
-    # DeprecationWarning from popping up over this pre-existing attribute, use
-    # a new property that takes lookup precedence.
-    message = property(_get_message, _set_message)
-
     def __init__(self, msg=''):
         self.message = msg
         Exception.__init__(self, msg)
diff --git a/Lib/modulefinder.py b/Lib/modulefinder.py
index a197a0d..82c7aed 100644
--- a/Lib/modulefinder.py
+++ b/Lib/modulefinder.py
@@ -332,30 +332,6 @@ class ModuleFinder:
                         fullname = name + "." + sub
                         self._add_badmodule(fullname, caller)
 
-    def scan_opcodes(self, co,
-                     unpack = struct.unpack):
-        # Scan the code, and yield 'interesting' opcode combinations
-        # Version for Python 2.4 and older
-        code = co.co_code
-        names = co.co_names
-        consts = co.co_consts
-        while code:
-            c = code[0]
-            if c in STORE_OPS:
-                oparg, = unpack('<H', code[1:3])
-                yield "store", (names[oparg],)
-                code = code[3:]
-                continue
-            if c == LOAD_CONST and code[3] == IMPORT_NAME:
-                oparg_1, oparg_2 = unpack('<xHxH', code[:6])
-                yield "import", (consts[oparg_1], names[oparg_2])
-                code = code[6:]
-                continue
-            if c >= HAVE_ARGUMENT:
-                code = code[3:]
-            else:
-                code = code[1:]
-
     def scan_opcodes_25(self, co,
                      unpack = struct.unpack):
         # Scan the code, and yield 'interesting' opcode combinations
@@ -387,10 +363,7 @@ class ModuleFinder:
 
     def scan_code(self, co, m):
         code = co.co_code
-        if sys.version_info >= (2, 5):
-            scanner = self.scan_opcodes_25
-        else:
-            scanner = self.scan_opcodes
+        scanner = self.scan_opcodes_25
         for what, args in scanner(co):
             if what == "store":
                 name, = args
diff --git a/Lib/optparse.py b/Lib/optparse.py
index be0145f..432a2eb 100644
--- a/Lib/optparse.py
+++ b/Lib/optparse.py
@@ -645,14 +645,8 @@ class Option:
                     self.type = "string"
         else:
             # Allow type objects or builtin type conversion functions
-            # (int, str, etc.) as an alternative to their names.  (The
-            # complicated check of builtins is only necessary for
-            # Python 2.1 and earlier, and is short-circuited by the
-            # first check on modern Pythons.)
-            import builtins
-            if ( isinstance(self.type, type) or
-                 (hasattr(self.type, "__name__") and
-                  getattr(builtins, self.type.__name__, None) is self.type) ):
+            # (int, str, etc.) as an alternative to their names.
+            if isinstance(self.type, type):
                 self.type = self.type.__name__
 
             if self.type == "str":