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  * [ Data types ](../datatypes.html)
  * polars.datat... 

#  polars.datatypes.Duration  #

_ class  _ polars.datatypes.  Duration  (  _ time_unit  :  TimeUnit  =  'us'
_ )  [ [source]  ](https://github.com/pola-rs/polars/blob/main/py-
polars/polars/datatypes/classes.py#L488-L530) #

    

Data type representing a time duration.

Parameters  :

    

**time_unit** {‘us’, ‘ns’, ‘ms’}