fix otio, remove double clips

operators/exports.py

@@ -217,6 +217,7 @@ class VSETB_OT_export_edl(Operator):
 
     def execute(self, context):
         opentimelineio = install_module('opentimelineio')
+        opentimelineio = install_module('opentimelineio-plugins')
 
         from opentimelineio.schema import (Clip, Timeline, Track, ExternalReference)
         from opentimelineio.opentime import (RationalTime, TimeRange)

sequencer_utils.py

@@ -356,7 +356,7 @@ def import_edit(filepath, adapter="cmx_3600", channel='Shots', match_by='name'):
     # Get all video clips only
     clips = []
     for track in timeline.tracks:
-        for child in track.each_child(shallow_search=True):
+        for child in track.find_clips(shallow_search=True):
             
             # FIXME Exclude Gaps for now. Gaps are Transitions, Blank Spaces...
             if not isinstance(child, Clip):
@@ -366,12 +366,16 @@ def import_edit(filepath, adapter="cmx_3600", channel='Shots', match_by='name'):
             if any(child.name.lower().endswith(ext) for ext in SOUND_SUFFIXES):
                 continue
 
+            if [c for c in clips if child.range_in_parent() == c.range_in_parent()]:
+                continue
+
             clips.append(child)
 
     clips.sort(key=lambda x: x.range_in_parent().start_time)
 
 
     for i, clip in enumerate(clips):
+        #print(clip)
             
         frame_start = opentimelineio.opentime.to_frames(
             clip.range_in_parent().start_time)
@@ -390,6 +394,7 @@ def import_edit(filepath, adapter="cmx_3600", channel='Shots', match_by='name'):
                 print(f'No strip found for {clip.name}')
 
         if strip:
+            #print('Strip already existing', clip)
             if frame_start != strip.frame_final_start or frame_end !=strip.frame_final_end:
                 print(f'The strip {strip.name} is updated with new range')
                 #self.report({'INFO'}, f'The strip {strip.name} is updated with new range')
@@ -399,7 +404,7 @@ def import_edit(filepath, adapter="cmx_3600", channel='Shots', match_by='name'):
             strip.frame_final_end = frame_end
 
         else:
-            print('Create a new strip')
+            print('Create a new strip', clip)
             strip = sequencer.new_effect(
                 name=clip.name,
                 type='COLOR',