ALeRCE Python Client is a library designed to interact with ALeRCE (Automatic Learning for the Rapid Classification of Events) services and databases. Its primary functions include: * Multi-Survey Support: Querying astronomical data from both the Zwicky Transient Facility (ZTF) and the LSST/Rubin Observatory. * Data Retrieval: Accessing astronomical objects, lightcurves, stamps, and classification results. * Advanced Queries: Performing crossmatches (catsHTM conesearch) and filtering by classifier or probability. * Flexible Formats: Returning data in JSON, Pandas DataFrames, or VOTable formats for easy analysis.