a tDf @sddlmZddlZddlZgZz ddlZWney>Yn0ejdkr\ddZe ez ddl Z WneyzYn0ddZ e e z ddl Z WneyYn0dd Z e e d d Ze edd d ZdddZdS)) annotationsNz0.2.2cCst|}|ddS)zJ Produce a 16-bytes hash of *buf* using CityHash. little)cityhashZ CityHash128to_bytes)bufhr Y/nfs/NAS7/SABIOD/METHODE/ermites/ermites_venv/lib/python3.9/site-packages/dask/hashing.py_hash_cityhashs r cCst|S)z? Produce a 8-bytes hash of *buf* using xxHash. )xxhashZxxh64digestrr r r _hash_xxhash(srcCs t|S)zD Produce a 16-bytes hash of *buf* using MurmurHash. )mmh3Z hash_bytesrr r r _hash_murmurhash6srcCst|S)z6 Produce a 20-bytes hash of *buf* using SHA1. )hashlibsha1r rr r r _hash_sha1?src Csp|dur*z ||WSttfy(Yn0tD]*}z||WSttfyVYq.0q.tdt|dS)z Hash a bytes-like (buffer-compatible) object. This function returns a good quality hash but is not cryptographically secure. The fastest available algorithm is selected. A fixed-length bytes object is returned. Nzunsupported type for hashing: ) TypeError OverflowErrorhasherstype)rhasherr r r hash_bufferIs rcCst||}t|}|S)zJ Same as hash_buffer, but returns its result in hex-encoded form. )rbinasciib2a_hexdecode)rrrsr r r hash_buffer_hex^s  r)N)N) __future__rrrrr ImportError __version__r appendr rrrrrrr r r r s4