add transcription provider serializer, add created and modified fields, fix quality

VEDA_OS01/admin.py

@@ -2,7 +2,7 @@ from django.contrib import admin
 
 from VEDA_OS01.models import (
     Course, Video, Encode, URL, Destination, Institution, VedaUpload,
-    TranscriptionProvider
+    TranscriptionPreferences
 )
 
 
@@ -103,8 +103,8 @@ class VideoUploadAdmin(admin.ModelAdmin):
     ]
 
 
-class TranscriptionProviderAdmin(admin.ModelAdmin):
-    model = TranscriptionProvider
+class TranscriptionPreferencesAdmin(admin.ModelAdmin):
+    model = TranscriptionPreferences
 
 
 admin.site.register(Course, CourseAdmin)
@@ -114,4 +114,4 @@ admin.site.register(URL, URLAdmin)
 admin.site.register(Destination, DestinationAdmin)
 admin.site.register(Institution, InstitutionAdmin)
 admin.site.register(VedaUpload, VideoUploadAdmin)
-admin.site.register(TranscriptionProvider, TranscriptionProviderAdmin)
+admin.site.register(TranscriptionPreferences, TranscriptionPreferencesAdmin)

VEDA_OS01/models.py

@@ -3,6 +3,7 @@ Models for Video Pipeline
 """
 import uuid
 from django.db import models
+from model_utils.models import TimeStampedModel
 
 
 def _createHex():
@@ -429,6 +430,7 @@ class VedaUpload (models.Model):
             self.file_complete
         )
 
+
 class TranscriptionProviderType(object):
     """
     3rd party transcript providers.
@@ -442,15 +444,22 @@ class TranscriptionProviderType(object):
     )
 
 
-class TranscriptionProvider(models.Model):
+class TranscriptionPreferences(TimeStampedModel):
     """
     Model to contain third party transcription service provider preferances.
     """
-    org = models.CharField('Organization', max_length=50, unique=True)
+    org = models.CharField(
+        'Organization',
+        max_length=50,
+        help_text='This value must match the value of organization in studio/edx-platform.'
+    )
     provider = models.CharField('Transcription provider', max_length=50, choices=TranscriptionProviderType.CHOICES)
     api_key = models.CharField('API key', max_length=255)
     api_secret = models.CharField('API secret', max_length=255, null=True, blank=True)
-    languages = models.CharField('Preferred languages', max_length=255)
+
+    class Meta:
+        unique_together = ('org', 'provider')
+        verbose_name_plural = 'Transcription preferences'
 
     def __unicode__(self):
-        return self.org
+        return u'{org} - {provider}'.format(org=self.org, provider=self.provider)

requirements.txt

@@ -4,6 +4,7 @@ djangorestframework
 django-cors-headers
 django-oauth-toolkit==0.11.0
 django-filter
+django-model-utils==3.0.0
 newrelic
 uwsgi
 pysftp