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	This is responsible for: 1.) Handling all the incoming requests at the messages endpoint which have defer param set. This is similar to send_message_backend apart from the fact that instead of really sending a message it schedules one to be sent later on. 2.) Does some preliminary checks such as validating timestamp for scheduling a message, prevent scheduling a message in past, ensure correct format of message to be scheduled. 3.) Extracts time of scheduled delivery from message. 4.) Add tests for the newly introduced function. 5.) timezone: Add get_timezone() to obtain tz object from string. This helps in obtaining a timezone (tz) object from a timezone specified as a string. This string needs to be a pytz lib defined timezone string which we use to specify local timezones of the users.
		
			
				
	
	
		
			11 lines
		
	
	
		
			204 B
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			11 lines
		
	
	
		
			204 B
		
	
	
	
		
			Python
		
	
	
	
	
	
| 
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| from typing import Text, List
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| 
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| import pytz
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| 
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| def get_all_timezones() -> List[Text]:
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|     return sorted(pytz.all_timezones)
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| 
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| def get_timezone(tz: Text) -> pytz.datetime.tzinfo:
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|     return pytz.timezone(tz)
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