Remove a bunch of unused local variables

Author: iMichka

pygccxml/binary_parsers/parsers.py

@@ -430,7 +430,7 @@ def merge_information(global_ns, fname, runs_under_unittest=False):
     """high level function - select the appropriate binary file parser and
     integrates the information from the file to the declarations tree. """
     ext = os.path.splitext(fname)[1]
-    parser = None
+
     if '.dll' == ext:
         parser = dll_file_parser_t(global_ns, fname)
     elif '.map' == ext:

pygccxml/binary_parsers/undname.py

@@ -253,7 +253,7 @@ def format_decl(self, decl, hint=None):
         could be mapped later to the blobs.
         The valid options are: "msvc" and "nm".
         """
-        name = None
+
         if hint is None:
             if 'nt' == os.name:
                 hint = 'msvc'

pygccxml/declarations/algorithm.py

@@ -286,7 +286,6 @@ def find_all_declarations(
 
     """
 
-    decls = []
     if recursive:
         decls = make_flatten(declarations)
     else:

pygccxml/declarations/class_declaration.py

@@ -475,7 +475,7 @@ def remove_declaration(self, decl):
         :param decl: declaration to be removed
         :type decl: :class:`declaration_t`
         """
-        container = None
+
         access_type = self.find_out_member_access_type(decl)
         if access_type == ACCESS_TYPES.PUBLIC:
             container = self.public_members
@@ -497,7 +497,6 @@ def find_out_member_access_type(self, member):
         """
         assert member.parent is self
         if not member.cache.access_type:
-            access_type = None
             if member in self.public_members:
                 access_type = ACCESS_TYPES.PUBLIC
             elif member in self.protected_members:

pygccxml/declarations/container_traits.py

@@ -215,12 +215,10 @@ def erase_hash_allocator(self, cls_name):
         if len(c_args) < 3:
             return
 
-        default_hash = None
         default_less = 'std::less'
         default_equal_to = 'std::equal_to'
         default_allocator = 'std::allocator'
 
-        tmpl = None
         if 3 == len(c_args):
             default_hash = 'hash_compare'
             tmpl = (
@@ -253,17 +251,13 @@ def erase_hashmap_compare_allocator(self, cls_name):
         cls_name = self.replace_basic_string(cls_name)
         c_name, c_args = templates.split(cls_name)
 
-        default_hash = None
         if self.unordered_maps_and_sets:
             default_less_or_hash = 'std::hash'
         else:
             default_less_or_hash = 'std::less'
         default_allocator = 'std::allocator'
         default_equal_to = 'std::equal_to'
 
-        tmpl = None
-        key_type = None
-        mapped_type = None
         if 2 < len(c_args):
             key_type = c_args[0]
             mapped_type = c_args[1]
@@ -394,7 +388,6 @@ def get_container_or_none(self, type_):
         utils.loggers.queries_engine.debug(
             "Container traits: cleaned up search %s" % type_)
 
-        cls_declaration = None
         if isinstance(type_, cpptypes.declarated_t):
             cls_declaration = type_traits.remove_alias(type_.declaration)
         elif isinstance(type_, class_declaration.class_t):

pygccxml/declarations/pattern_parser.py

@@ -129,7 +129,7 @@ def join(self, name, args, arg_separator=None):
         if None is arg_separator:
             arg_separator = ', '
         args = [_f for _f in args if _f]
-        args_str = ''
+
         if not args:
             args_str = ' '
         elif 1 == len(args):

pygccxml/declarations/type_traits.py

@@ -493,7 +493,6 @@ def is_base_and_derived(based, derived):
     assert isinstance(based, class_declaration.class_t)
     assert isinstance(derived, (class_declaration.class_t, tuple))
 
-    all_derived = None
     if isinstance(derived, class_declaration.class_t):
         all_derived = ([derived])
     else:  # tuple

pygccxml/parser/declarations_cache.py

@@ -170,7 +170,7 @@ def __init__(self, name):
     @staticmethod
     def __load(file_name):
         " Load pickled cache from file and return the object. "
-        cache = None
+
         if os.path.exists(file_name) and not os.path.isfile(file_name):
             raise RuntimeError(
                 'Cache should be initialized with valid full file name')

pygccxml/parser/directory_cache.py

@@ -540,7 +540,7 @@ def _get_signature(self, entry):
             # return file modification date...
             try:
                 return os.path.getmtime(entry.filename)
-            except OSError as e:
+            except OSError:
                 return None
 
     def _dump(self):

pygccxml/parser/project_reader.py

@@ -477,7 +477,6 @@ def _join_class_hierarchy(self, namespaces):
             if id(leaved_classes[key]) == id(class_):
                 continue
             else:
-                declarations = None
                 if class_.parent:
                     declarations = class_.parent.declarations
                 else: