{"library":"partd","title":"Partd","description":"Partd is a Python library that provides appendable key-value storage, primarily for raw bytes. It excels at shuffling operations, allowing efficient appending of data to existing values associated with a key. The current version is 1.4.2, and it appears to have a stable, though not rapid, release cadence, with the latest update in May 2024.","language":"python","status":"active","last_verified":"Tue May 19","install":{"commands":["pip install partd"],"cli":null},"imports":["from partd.file import File","from partd.buffer import Buffer","from partd.python import Python","from partd.numpy import Numpy"],"auth":{"required":false,"env_vars":[]},"quickstart":{"code":"import partd\nimport numpy as np\n\n# Create a Partd backed by a directory (or in-memory buffer)\np = partd.File('my_partd_data') # or p = partd.Buffer()\n\n# Append key-byte pairs\np.append({'x': b'Hello '})\np.append({'x': b'world!'})\np.append({'y': b'123'})\np.append({'y': b'456'})\n\n# Get bytes associated to keys\nprint(f\"Value for 'x': {p.get('x')}\")\nprint(f\"Value for 'y' and 'x': {p.get(['y', 'x'])}\")\n\n# Example with NumPy encoding\n# Requires 'numpy' as an optional dependency\np_np = partd.numpy.Numpy(partd.File('my_numpy_data'))\np_np.append({'data': np.array([1, 2, 3])})\np_np.append({'data': np.array([4, 5, 6])})\nprint(f\"NumPy array: {p_np.get('data')}\")\n\n# Clean up (for File-backed Partd)\np.drop()\np_np.drop()","lang":"python","description":"This quickstart demonstrates how to initialize a file-backed Partd instance, append byte data to keys, and retrieve the accumulated data. It also includes an example of using `partd.numpy.Numpy` to store and retrieve NumPy arrays, abstracting away the byte serialization. Remember to call `.drop()` to clean up file-backed Partd stores.","tag":null,"tag_description":null,"last_tested":"2026-04-24","results":[{"runtime":"python:3.10-alpine","exit_code":1},{"runtime":"python:3.10-slim","exit_code":1},{"runtime":"python:3.11-alpine","exit_code":1},{"runtime":"python:3.11-slim","exit_code":1},{"runtime":"python:3.12-alpine","exit_code":1},{"runtime":"python:3.12-slim","exit_code":1},{"runtime":"python:3.13-alpine","exit_code":1},{"runtime":"python:3.13-slim","exit_code":1},{"runtime":"python:3.9-alpine","exit_code":1},{"runtime":"python:3.9-slim","exit_code":1}]},"compatibility":{"tag":"verified","tag_description":"installs cleanly on critical runtimes, fast import, recently 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