{"id":15047982,"url":"https://github.com/nelsonbittencourt/excel_to_dataframe","last_synced_at":"2026-01-27T02:33:47.393Z","repository":{"id":65584607,"uuid":"579158362","full_name":"NelsonBittencourt/excel_to_dataframe","owner":"NelsonBittencourt","description":"A high performance C++ library to convert Excel files to pandas dataframes.","archived":false,"fork":false,"pushed_at":"2024-11-21T13:37:05.000Z","size":4302,"stargazers_count":1,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"master","last_synced_at":"2025-04-10T01:10:38.513Z","etag":null,"topics":["converter","cplusplus","cpp","dataframes","excel","pandas","parser","performance","python","worksheets"],"latest_commit_sha":null,"homepage":"","language":"Python","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/NelsonBittencourt.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2022-12-16T20:12:28.000Z","updated_at":"2024-11-21T13:37:09.000Z","dependencies_parsed_at":"2024-05-21T15:48:34.823Z","dependency_job_id":"ed349061-fccf-42da-89d1-28df8bdad946","html_url":"https://github.com/NelsonBittencourt/excel_to_dataframe","commit_stats":{"total_commits":47,"total_committers":1,"mean_commits":47.0,"dds":0.0,"last_synced_commit":"44e646aa08050e5804c21597b23aae656fb48a0f"},"previous_names":[],"tags_count":3,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/NelsonBittencourt%2Fexcel_to_dataframe","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/NelsonBittencourt%2Fexcel_to_dataframe/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/NelsonBittencourt%2Fexcel_to_dataframe/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/NelsonBittencourt%2Fexcel_to_dataframe/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/NelsonBittencourt","download_url":"https://codeload.github.com/NelsonBittencourt/excel_to_dataframe/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":248137886,"owners_count":21053775,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["converter","cplusplus","cpp","dataframes","excel","pandas","parser","performance","python","worksheets"],"created_at":"2024-09-24T21:06:30.050Z","updated_at":"2026-01-27T02:33:47.355Z","avatar_url":"https://github.com/NelsonBittencourt.png","language":"Python","funding_links":[],"categories":[],"sub_categories":[],"readme":"# excel_to_dataframe:\r\n\r\nA high performance C++ library to convert excel files to pandas dataframes.\r\n\r\nThe code opens an Excel file, extracts data from selected worksheet and returns a formatted string semicolon separated-values \r\n(future version will include comma separated-values). This string can be easily handled by python/pandas.\r\n\r\nThis software is in testing phase. Feel free to test it out. If you want to share your experience, send me an email (nbittencourt at hotmail dot com).\r\n\r\n# Performance:\r\nOn an old processor (Intel Core i7-4510U 2.60 GHz, 4 cores) and with 8Gb RAM, the dll/so was between 5 and 20 times faster than Pandas.\r\n\r\n## Windows, Python:\r\n\r\n\u003cimg src=\"images/perf_windows_python.png\" width=\"800\"\u003e \r\n\r\n## Linux (Ubuntu), Python:\r\n\r\n\u003cimg src=\"images/perf_linux_python.png\" width=\"800\"\u003e\r\n\r\n\r\n# Python installation (Windows and Linux):\r\n\r\nPython 3.9, 3.10, 3.11 and 3.12 are supported.\r\n\r\n## PyPI:\r\n```Python\r\n\r\npip install excel-to-dataframe\r\n\r\n\r\n```\r\n\r\n## Anaconda/Miniconda:\r\n```Python\r\nconda install -c nbittencourt excel_to_dataframe\r\n```\r\n\r\nTo force specific python version, run one of the following:\r\n```Python\r\nconda install -c nbittencourt excel_to_dataframe=0.2.60=py39_0\r\nconda install -c nbittencourt excel_to_dataframe=0.2.60=py310_0\r\nconda install -c nbittencourt excel_to_dataframe=0.2.60=py311_0\r\nconda install -c nbittencourt excel_to_dataframe=0.2.60=py312_0\r\n```\r\n\r\n# Basic usage:\r\n\r\nThis example uses 'excel_to_pandas.py' to encapsulates library functions. \r\nTo access library functions directly, see the code in 'excel_to_pandas.py'.\r\nTo a full functional example, see 'example.py'.\r\n\r\n\r\n```Python\r\n# Including library to our code:\r\nimport excel_to_dataframe.excel_to_pandas as etd   \r\n\r\n# Test access to library printing version:\r\nprint(etd.version())\r\n\r\n# Opening an Excel Workbook:\r\n# Function 'open_excel' will return:\r\n# \t 0 \t- success;\r\n#   -1 \t- file not found or\r\n#   -2 \t- file found, but it isn't a Excel valid file.\r\nret = etd.open_excel(\u003cexcel_file_full_path\u003e) \r\n\r\n# Loading data from worksheet:\r\n# Function 'ws_to_df' will return:\r\n# A Pandas dataframe if success or -1 otherwise\r\nmy_pandas_dataframe_1 = etd.ws_to_df(\u003cexcel_worksheet_name_1\u003e) \r\nmy_pandas_dataframe_2 = etd.ws_to_df(\u003cexcel_worksheet_name_2\u003e) \r\n\r\n# Closing an Excel Workbook. This is mandatory to change from an Excel File to another.\r\netd.close_excel()\r\n\r\n```\r\n\r\n# Personal site:\r\nhttp://www.nrbenergia.somee.com/  \r\n\r\nor\r\n\r\nhttps://nrbenergia.azurewebsites.net/\r\n\r\n# More info:\r\nhttps://www.linkedin.com/in/nelsonrossibittencourt/\r\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fnelsonbittencourt%2Fexcel_to_dataframe","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fnelsonbittencourt%2Fexcel_to_dataframe","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fnelsonbittencourt%2Fexcel_to_dataframe/lists"}