Fix get_skill_conversation_reference in skill_handler (microsoft#1728)

* Add check for instance of SkillConversationReference * Apply black styling

Author: santgr11

libraries/botbuilder-core/botbuilder/core/skills/skill_handler.py

@@ -200,14 +200,18 @@ async def _get_skill_conversation_reference(
  conversation_id
  )
 
- skill_conversation_reference: SkillConversationReference = SkillConversationReference(
- conversation_reference=conversation_reference,
- oauth_scope=(
- GovernmentConstants.TO_CHANNEL_FROM_BOT_OAUTH_SCOPE
- if self._channel_provider and self._channel_provider.is_government()
- else AuthenticationConstants.TO_CHANNEL_FROM_BOT_OAUTH_SCOPE
- ),
- )
+ if isinstance(conversation_reference, SkillConversationReference):
+ skill_conversation_reference: SkillConversationReference = conversation_reference
+ else:
+ skill_conversation_reference: SkillConversationReference = SkillConversationReference(
+ conversation_reference=conversation_reference,
+ oauth_scope=(
+ GovernmentConstants.TO_CHANNEL_FROM_BOT_OAUTH_SCOPE
+ if self._channel_provider
+ and self._channel_provider.is_government()
+ else AuthenticationConstants.TO_CHANNEL_FROM_BOT_OAUTH_SCOPE
+ ),
+ )
 
  if not skill_conversation_reference:
  raise KeyError("SkillConversationReference not found")