Merge branch 'feature/17' into feature/18

Author: kkroening

ffmpeg/_run.py

@@ -67,7 +67,7 @@ def _allocate_filter_stream_names(filter_nodes, outgoing_edge_maps, stream_name_
     stream_count = 0
     for upstream_node in filter_nodes:
         outgoing_edge_map = outgoing_edge_maps[upstream_node]
-        for upstream_label, downstreams in outgoing_edge_map.items():
+        for upstream_label, downstreams in list(outgoing_edge_map.items()):
             if len(downstreams) > 1:
                 # TODO: automatically insert `splits` ahead of time via graph transformation.
                 raise ValueError('Encountered {} with multiple outgoing edges with same upstream label {!r}; a '

ffmpeg/nodes.py

@@ -54,7 +54,7 @@ def get_stream_map(stream_spec):
 
 def get_stream_map_nodes(stream_map):
     nodes = []
-    for stream in stream_map.values():
+    for stream in list(stream_map.values()):
         if not isinstance(stream, Stream):
             raise TypeError('Expected Stream; got {}'.format(type(stream)))
         nodes.append(stream.node)
@@ -157,7 +157,7 @@ def _get_filter(self, outgoing_edges):
 
         out_args = [escape_chars(x, '\\\'=:') for x in args]
         out_kwargs = {}
-        for k, v in kwargs.items():
+        for k, v in list(kwargs.items()):
             k = escape_chars(k, '\\\'=:')
             v = escape_chars(v, '\\\'=:')
             out_kwargs[k] = v

ffmpeg/tests/test_ffmpeg.py

@@ -1,5 +1,7 @@
 from __future__ import unicode_literals
 
+from builtins import bytes
+from builtins import range
 import ffmpeg
 import os
 import pytest
@@ -171,7 +173,7 @@ def _get_drawtext_font_repr(font):
         '=': 2,
         '\n': 0,
     }
-    for ch, expected_backslash_count in expected_backslash_counts.items():
+    for ch, expected_backslash_count in list(expected_backslash_counts.items()):
         expected = '{}{}'.format('\\' * expected_backslash_count, ch)
         actual = _get_drawtext_font_repr(ch)
         assert expected == actual
@@ -205,7 +207,7 @@ def _get_drawtext_text_repr(text):
         '=': 2,
         '\n': 0,
     }
-    for ch, expected_backslash_count in expected_backslash_counts.items():
+    for ch, expected_backslash_count in list(expected_backslash_counts.items()):
         expected = '{}{}'.format('\\' * expected_backslash_count, ch)
         actual = _get_drawtext_text_repr(ch)
         assert expected == actual