Allow continue inside finally in 3.8+ (#476)

Author: isidentical

pyflakes/checker.py

@@ -1738,7 +1738,7 @@ def CONTINUE(self, node):
                 break
             # Handle Try/TryFinally difference in Python < and >= 3.3
             if hasattr(n, 'finalbody') and isinstance(node, ast.Continue):
-                if n_child in n.finalbody:
+                if n_child in n.finalbody and not PY38_PLUS:
                     self.report(messages.ContinueInFinally, node)
                     return
         if isinstance(node, ast.Continue):

pyflakes/test/test_other.py

@@ -493,8 +493,10 @@ def test_continueInsideLoop(self):
                     continue
         ''')
 
+    @skipIf(version_info > (3, 8), "Python <= 3.8 only")
     def test_continueInFinally(self):
         # 'continue' inside 'finally' is a special syntax error
+        # that is removed in 3.8
         self.flakes('''
         while True:
             try:
@@ -2003,6 +2005,7 @@ async def read_data(db):
         ''', m.BreakOutsideLoop)
 
     @skipIf(version_info < (3, 5), 'new in Python 3.5')
+    @skipIf(version_info > (3, 8), "Python <= 3.8 only")
     def test_continueInAsyncForFinally(self):
         self.flakes('''
         async def read_data(db):