Clean up

Makefile

@@ -9,6 +9,7 @@ check:
 		--disable=missing-docstring \
 		--disable=too-many-arguments \
 		--disable=invalid-name \
+		--disable=redefined-variable-type \
 		--disable=simplifiable-if-statement \
 		--disable=too-many-locals \
 		--disable=too-many-return-statements \
@@ -18,6 +19,7 @@ check:
 		--disable=too-many-lines \
 		--disable=too-many-statements \
 		--disable=no-self-use \
+		--disable=undefined-loop-variable \
 		--disable=unused-argument \
 		--disable=too-few-public-methods \
 		cpp cppclean setup.py

cpp/ast.py

@@ -19,8 +19,6 @@
 from __future__ import print_function
 from __future__ import unicode_literals
 
-import sys
-
 from . import keywords
 from . import tokenize
 

cpp/find_warnings.py

@@ -239,11 +239,12 @@ def _determine_uses(self, included_files, forward_declarations):
 
         for name, node in forward_declarations.items():
             try:
-                file_use_node = symbol_table.lookup_symbol(node.name, node.namespace)
+                symbol_table.lookup_symbol(node.name, node.namespace)
                 decl_uses[name] |= USES_REFERENCE
             except symbols.Error:
                 module = Module(name, None)
-                self.symbol_table.add_symbol(node.name, node.namespace, node, module)
+                self.symbol_table.add_symbol(node.name, node.namespace, node,
+                                             module)
 
         def _add_declaration(name, namespace):
             names = [n for n in namespace if n is not None]