# Convert datetime to the string defdatetime_toString (dt): returndt. strftime (& amp; quot; % Y-% m-% d-% H & amp; quot;) # convert the string to datetimedefstring_toDatetime (string): returndatetime. strptime (string, & amp; quot ;...
# Convert datetime to the string def datetime_toString (dt): return dt. strftime ("% Y-% m-% d-% H") # convert the string to datetimedef string_toDatetime (string): return datetime. strptime (string, "% Y-% m-% d-% H") # convert the string to the timestamp format def string_toTimestamp (strTime): return time. mktime (string_toDatetime (strTime ). timetuple () # Convert the timestamp to the string format def timestamp_toString (stamp): return time. strftime ("% Y-% m-% d-% H", tiem. localtime (stamp) # Convert the datetime type to the external timestamp format def datetime_toTimestamp (dateTim): return time. mktime (dateTim. timetuple ())