start & end arguments can be a integer as timestamp or a string as datetime
Returns a TimeDiff struct based on how much time is remaining or passed based on the diffrence between two datetime
The TimeDiff struct has two main methods , short_form() & long_form()
the short_form() returns a short description about time difference\
datetime argument can be a integer as timestamp or a string as datetime
Returns a TimeDiff struct based on how much time is remaining or passed based on the givin datetime
The TimeDiff struct has two methods , short_form() & long_form() \