{"library":"sparse","title":"Sparse n-dimensional arrays","type":"library","description":"Sparse is a Python library that provides n-dimensional arrays for the PyData ecosystem, optimized for data with a large number of zero or 'fill' values. It aims to offer a drop-in replacement for NumPy arrays with support for N-dimensional operations, following the Array API standard. The current version is 0.18.0, and it maintains an active development cycle with frequent releases.","language":"python","status":"active","last_verified":"Fri May 22","install":{"commands":["pip install sparse"],"cli":null},"imports":["import sparse","from sparse import COO"],"auth":{"required":false,"env_vars":[]},"links":{"homepage":null,"github":"https://github.com/pydata/sparse","docs":"https://sparse.pydata.org/","changelog":null,"pypi":"https://pypi.org/project/sparse/","npm":null,"openapi_spec":null,"status_page":null,"smithery":null},"quickstart":{"code":"import sparse\nimport numpy as np\n\n# Create a sparse array from a dictionary of coordinates and values\nx = sparse.COO({(0, 0): 1, (1, 2): 2}, shape=(3, 3))\nprint(\"Sparse array x:\\n\", x)\nprint(\"Dense representation of x:\\n\", x.todense())\n\n# Create a sparse array from a NumPy array\ny = np.arange(9).reshape((3, 3))\nz = sparse.COO.from_numpy(y)\nprint(\"Sparse array z from NumPy:\\n\", z)\n\n# Perform an operation (addition) and convert to dense\nprint(\"Dense representation of (x + z):\\n\", (x + z).todense())","lang":"python","description":"This quickstart demonstrates how to create sparse arrays using the `COO` format from a dictionary of coordinates and values, or by converting a dense NumPy array. It also shows a basic arithmetic operation and how to convert a sparse array back to a dense NumPy array.","tag":null,"tag_description":null,"last_tested":null,"results":[]},"compatibility":{"tag":null,"tag_description":null,"last_tested":"2026-05-22","installed_version":"0.15.5","pypi_latest":"0.18.0","is_stale":true,"summary":{"python_range":"3.10–3.9","success_rate":50,"avg_install_s":7.7,"avg_import_s":0.97,"wheel_type":"wheel"},"results":[{"runtime":"python:3.10-alpine","python_version":"3.10","os_libc":"alpine (musl)","variant":"sparse","exit_code":1,"wheel_type":null,"failure_reason":"build_error","import_side_effects":null,"install_time_s":null,"import_time_s":null,"mem_mb":null,"disk_size":null},{"runtime":"python:3.10-slim","python_version":"3.10","os_libc":"slim (glibc)","variant":"sparse","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":7.2,"import_time_s":0.76,"mem_mb":24.6,"disk_size":"276M"},{"runtime":"python:3.11-alpine","python_version":"3.11","os_libc":"alpine (musl)","variant":"sparse","exit_code":1,"wheel_type":null,"failure_reason":"build_error","import_side_effects":null,"install_time_s":null,"import_time_s":null,"mem_mb":null,"disk_size":null},{"runtime":"python:3.11-slim","python_version":"3.11","os_libc":"slim (glibc)","variant":"sparse","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":6.4,"import_time_s":0.98,"mem_mb":27.7,"disk_size":"290M"},{"runtime":"python:3.12-alpine","python_version":"3.12","os_libc":"alpine (musl)","variant":"sparse","exit_code":1,"wheel_type":null,"failure_reason":"build_error","import_side_effects":null,"install_time_s":null,"import_time_s":null,"mem_mb":null,"disk_size":null},{"runtime":"python:3.12-slim","python_version":"3.12","os_libc":"slim (glibc)","variant":"sparse","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":6.8,"import_time_s":0.99,"mem_mb":27.1,"disk_size":"277M"},{"runtime":"python:3.13-alpine","python_version":"3.13","os_libc":"alpine (musl)","variant":"sparse","exit_code":1,"wheel_type":null,"failure_reason":"build_error","import_side_effects":null,"install_time_s":null,"import_time_s":null,"mem_mb":null,"disk_size":null},{"runtime":"python:3.13-slim","python_version":"3.13","os_libc":"slim (glibc)","variant":"sparse","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":6.8,"import_time_s":0.88,"mem_mb":26.3,"disk_size":"276M"},{"runtime":"python:3.9-alpine","python_version":"3.9","os_libc":"alpine (musl)","variant":"sparse","exit_code":1,"wheel_type":null,"failure_reason":"build_error","import_side_effects":null,"install_time_s":null,"import_time_s":null,"mem_mb":null,"disk_size":null},{"runtime":"python:3.9-slim","python_version":"3.9","os_libc":"slim (glibc)","variant":"sparse","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":11.4,"import_time_s":1.21,"mem_mb":30.3,"disk_size":"386M"}]}}