{"library":"mo-dots","title":"mo-dots: Dot-Access to Python Dictionaries","description":"mo-dots is a Python library that provides 'dot-access' functionality to dictionary-like data structures, similar to JavaScript objects. It boxes JSON-like data into a `Data` object, offering null-safe attribute access and a consistent interface. The library aims to be a more consistent and easier-to-use replacement for standard Python dictionaries, facilitating data transformation tasks. It is actively maintained, with the current version being 10.685.25166.","language":"python","status":"active","last_verified":"Sun May 17","install":{"commands":["pip install mo-dots"],"cli":null},"imports":["from mo_dots import Data","from mo_dots import to_data","from mo_dots import from_data"],"auth":{"required":false,"env_vars":[]},"quickstart":{"code":"import json\nfrom mo_dots import Data, to_data, from_data\n\n# Create a Data object directly\nd = Data(a=1, b={'c': 2, 'd': [3, 4]})\nprint(f\"Initial Data object: {d}\")\n\n# Access with dot notation (null-safe)\nprint(f\"d.a: {d.a}\")\nprint(f\"d.b.c: {d.b.c}\")\nprint(f\"d.b.e: {d.b.e} (returns Null, not KeyError)\")\n\n# Path assignment\nd['x.y.z'] = 99\nprint(f\"After path assignment: {d}\")\n\n# Path accumulation with +=\nd.stats.count += 1 # Initializes to 0 then adds 1\nd.stats.items += ['apple'] # Initializes to [] then appends\nd.stats.items += ['banana']\nprint(f\"After path accumulation: {d}\")\n\n# Convert an existing dictionary\nmy_dict = {'user': {'name': 'Alice', 'id': 123}}\ndata_from_dict = to_data(my_dict)\nprint(f\"Data from dict: {data_from_dict.user.name}\")\n\n# Serialize to JSON (requires from_data)\ntry:\n    json.dumps(d) # This will raise TypeError without default=from_data\nexcept TypeError as e:\n    print(f\"Caught expected TypeError during direct JSON serialization: {e}\")\n\njson_output = json.dumps(d, default=from_data)\nprint(f\"JSON output: {json_output}\")\nassert json.loads(json_output) == {'a': 1, 'b': {'c': 2, 'd': [3, 4]}, 'x': {'y': {'z': 99}}, 'stats': {'count': 1, 'items': ['apple', 'banana']}}","lang":"python","description":"This quickstart demonstrates how to create `Data` objects, access nested properties using dot notation and path strings, perform path assignments, and handle the specialized path accumulation with `+=`. It also highlights the crucial step for JSON serialization using `from_data`.","tag":null,"tag_description":null,"last_tested":null,"results":[]},"compatibility":{"tag":null,"tag_description":null,"last_tested":"2026-05-17","installed_version":"10.685.25166","pypi_latest":"10.685.25166","is_stale":false,"summary":{"python_range":"3.10–3.9","success_rate":100,"avg_install_s":1.7,"avg_import_s":0.11,"wheel_type":"wheel"},"results":[{"runtime":"python:3.10-alpine","python_version":"3.10","os_libc":"alpine (musl)","variant":"mo-dots","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":null,"import_time_s":0.11,"mem_mb":3,"disk_size":"18.1M"},{"runtime":"python:3.10-slim","python_version":"3.10","os_libc":"slim (glibc)","variant":"mo-dots","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":1.9,"import_time_s":0.1,"mem_mb":3,"disk_size":"19M"},{"runtime":"python:3.11-alpine","python_version":"3.11","os_libc":"alpine (musl)","variant":"mo-dots","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":null,"import_time_s":0.13,"mem_mb":3.1,"disk_size":"20.0M"},{"runtime":"python:3.11-slim","python_version":"3.11","os_libc":"slim (glibc)","variant":"mo-dots","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":1.7,"import_time_s":0.12,"mem_mb":3.1,"disk_size":"20M"},{"runtime":"python:3.12-alpine","python_version":"3.12","os_libc":"alpine (musl)","variant":"mo-dots","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":null,"import_time_s":0.11,"mem_mb":3,"disk_size":"11.9M"},{"runtime":"python:3.12-slim","python_version":"3.12","os_libc":"slim (glibc)","variant":"mo-dots","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":1.5,"import_time_s":0.12,"mem_mb":3,"disk_size":"12M"},{"runtime":"python:3.13-alpine","python_version":"3.13","os_libc":"alpine (musl)","variant":"mo-dots","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":null,"import_time_s":0.14,"mem_mb":3.6,"disk_size":"11.6M"},{"runtime":"python:3.13-slim","python_version":"3.13","os_libc":"slim (glibc)","variant":"mo-dots","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":1.6,"import_time_s":0.11,"mem_mb":3.5,"disk_size":"12M"},{"runtime":"python:3.9-alpine","python_version":"3.9","os_libc":"alpine (musl)","variant":"mo-dots","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":null,"import_time_s":0.07,"mem_mb":3.1,"disk_size":"17.6M"},{"runtime":"python:3.9-slim","python_version":"3.9","os_libc":"slim (glibc)","variant":"mo-dots","exit_code":0,"wheel_type":"wheel","failure_reason":null,"import_side_effects":"clean","install_time_s":2,"import_time_s":0.06,"mem_mb":3.1,"disk_size":"18M"}]}}