Make tabnanny recognize IndentationErrors raised by tokenize.

Add a test to test_inspect to make sure indented source
is recognized correctly. (fixes #1224621)

Lib/tabnanny.py

@@ -109,6 +109,10 @@ def check(file):
         errprint("%r: Token Error: %s" % (file, msg))
         return
 
+    except IndentationError, msg:
+        errprint("%r: Indentation Error: %s" % (file, msg))
+        return
+
     except NannyNag, nag:
         badline = nag.get_lineno()
         line = nag.get_line()

Lib/test/inspect_fodder2.py

@@ -88,3 +88,12 @@ extra85 = 'stop'
 def func88():
     # comment
     return 90
+
+# line 92
+def f():
+    class X:
+        def g():
+            "doc"
+            return 42
+    return X
+method_in_dynamic_class = f().g.im_func

Lib/test/test_inspect.py

@@ -274,6 +274,9 @@ class TestBuggyCases(GetSourceBase):
     def test_with_comment_instead_of_docstring(self):
         self.assertSourceEqual(mod2.func88, 88, 90)
 
+    def test_method_in_dynamic_class(self):
+        self.assertSourceEqual(mod2.method_in_dynamic_class, 95, 97)
+
 # Helper for testing classify_class_attrs.
 def attrs_wo_objs(cls):
     return [t[:3] for t in inspect.classify_class_attrs(cls)]

Lib/tokenize.py

@@ -273,7 +273,8 @@ def generate_tokens(readline):
             while column < indents[-1]:
                 if column not in indents:
                     raise IndentationError(
-                        "unindent does not match any outer indentation level")
+                        "unindent does not match any outer indentation level",
+                        ("<tokenize>", lnum, pos, line))
                 indents = indents[:-1]
                 yield (DEDENT, '', (lnum, pos), (lnum, pos), line)