espace ](polars.api.register_expr_namespace.html)
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    * [ polars.testing.parametric.column ](polars.testing.parametric.column.html)
    * [ polars.testing.parametric.columns ](polars.testing.parametric.columns.html)
    * [ polars.testing.parametric.create_list_strategy ](polars.testing.parametric.create_list_strategy.html)
    * [ polars.testing.parametric.load_profile ](polars.testing.parametric.load_profile.html)
    * [ polars.testing.parametric.set_profile ](polars.testing.parametric.set_profile.html)

  * [ Metadata ](../metadata.html) __
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    * [ polars.thread_pool_size ](polars.thread_pool_size.html)
    * [ polars.threadpool_size ](polars.threadpool_size.html)

  * [ __ ](../../index.html)
  * [ Python API reference ](../index.html)
  * [ Data types ](../datatypes.html)
  * polars.datat... 

#  polars.datatypes.Float64  #

_ class  _ polars.datatypes.  Float64  [ [source]  ](https://github.com/pola-
rs/polars/blob/main/py-polars/polars/datatypes/classes.py#L316-L317) #

    

64-bit floating point type.

__init__  (  _ *  args  _ , _ **  kwargs  _ )  #

    

Methods

` __init__  ` (*args, **kwargs)  |   
---|---  
`