pandas.util.hash_pandas_object(obj, index=True, encoding='utf8', hash_key=None, categorize=True)[source]

Return a data hash of the Index/Series/DataFrame

New in version 0.19.2.

index : boolean, default True

include the index in the hash (if Series/DataFrame)

encoding : string, default ‘utf8’

encoding for data & key when strings

hash_key : string key to encode, default to _default_hash_key
categorize : bool, default True

Whether to first categorize object arrays before hashing. This is more efficient when the array contains duplicate values.

New in version 0.20.0.

Series of uint64, same length as the object
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