retyping some CDL items

docs/source/classes.rst

@@ -20,5 +20,6 @@ pycmx Classes
 .. autoclass:: pycmx.channel_map.ChannelMap
    :members:
 
-
+.. automodule:: pycmx.cdl 
+   :members:
 

pycmx/edit.py

@@ -175,4 +175,6 @@ class Edit:
         if not self._frmc_statement:
             return None
 
-        return FramecountTriple(int())
+        return FramecountTriple(start=self._frmc_statement.start,
+                                end=self._frmc_statement.end,
+                                duration=self._frmc_statement.duration)

tests/test_parse.py

@@ -159,7 +159,7 @@ class TestParse(TestCase):
             edl = pycmx.parse_cmx3600(f)
             for event in edl.events:
                 if event.number == 1:
-                    frmc = event.edits[0]._frmc_statement
+                    frmc = event.edits[0].frmc
                     self.assertIsNotNone(frmc)
                     assert frmc
                     self.assertEqual(frmc.start, 1001)