Merged in PCManticore/pylint/nonlocal (pull request #76)

Enhance used-before-assignment check to look for nonlocal uses.

1 files changed, 6 insertions, 0 deletions

diff --git a/checkers/variables.py b/checkers/variables.py
index 90b7fe7..f461319 100644
--- a/checkers/variables.py
+++ b/checkers/variables.py
@@ -507,6 +507,12 @@ builtins. Remember that you should avoid to define new builtins when possible.'
                     # defined in global or builtin scope
                     if defframe.root().lookup(name)[1]:
                         maybee0601 = False
+                    else:
+                        # check if we have a nonlocal
+                        if name in defframe.locals:
+                            maybee0601 = not any(isinstance(child, astroid.Nonlocal)
+                                                 and name in child.names
+                                                 for child in defframe.get_children())
                 if (maybee0601
                     and stmt.fromlineno <= defstmt.fromlineno
                     and not is_defined_before(node)