Enable more flake8 checks (#1602)

* enable some more flake8 checks

* some more quick ones

* bump opendbc

* e401

* e711 e712

* e115 e116

* e222

* e301

* remove that

* e129

* e701 e702

* e125 e131

* e227

* e306

* e262

* W503

* e713

* e704

* e731

* bump opendbc

* fix some e722
old-commit-hash: d9bf9f0a40

scripts/code_stats.py

@@ -20,6 +20,7 @@ class Analyzer(ast.NodeVisitor):
     for alias in node.names:
       imps.add(alias.name)
     self.generic_visit(node)
+
   def visit_ImportFrom(self, node):
     imps.add(node.module)
     self.generic_visit(node)
@@ -38,4 +39,3 @@ for f in sorted(pyf):
 
 print("%d lines of parsed openpilot python" % tlns)
 #print(sorted(list(imps)))
-