Package: doccano
doccanodoccano is an open-source text annotation tool for humans. It provides annotation features for text classification, sequence labeling, and sequence to sequence tasks. You can create labeled data for sentiment analysis, named entity recognition, text summarization, and so on. Just create a project, upload data, and start annotating. You can build a dataset in hours.DemoTry theannotation demo.DocumentationRead the documentation athttps://doccano.github.io/doccano/.FeaturesCollaborative annotationMulti-language supportMobile supportEmoji :smile: supportDark themeRESTful APIUsageThere are three options to run doccano:pip (Python 3.8+)DockerDocker ComposepipTo install doccano, run:pipinstalldoccanoBy default, SQLite 3 is used for the default database. If you want to use PostgreSQL, install the additional dependencies:pipinstall'doccano[postgresql]'and set theDATABASE_URLenvironment variable according to your PostgreSQL credentials:DATABASE_URL="postgres://${POSTGRES_USER}:${POSTGRES_PASSWORD}@${POSTGRES_HOST}:${POSTGRES_PORT}/${POSTGRES_DB}?sslmode=disable"After installation, run the following commands:# Initialize database.doccanoinit# Create a super user.doccanocreateuser--usernameadmin--passwordpass# Start a web server.doccanowebserver--port8000In another terminal, run the command:# Start the task queue to handle file upload/download.doccanotaskGo tohttp://127.0.0.1:8000/.DockerAs a one-time setup, create a Docker container as follows:dockerpulldoccano/doccano
dockercontainercreate--namedoccano\-e"ADMIN_USERNAME=admin"\-e"ADMIN_EMAIL=admin@example.com"\-e"ADMIN_PASSWORD=password"\-vdoccano-db:/data\-p8000:8000doccano/doccanoNext, start doccano by running the container:dockercontainerstartdoccanoGo tohttp://127.0.0.1:8000/.To stop the container, rundocker container stop doccano -t 5. All data created in the container will persist across restarts.If you want to use the latest features, specify thenightlytag:dockerpulldoccano/doccano:nightlyDocker ComposeYou need to install Git and clone the repository:gitclonehttps://github.com/doccano/doccano.gitcddoccanoNote for Windows developers:Be sure to configure git to correctly handle line endings or you may encounterstatus code 127errors while running the services in future steps. Running with the git config options below will ensure your git directory correctly handles line endings.gitclonehttps://github.com/doccano/doccano.git--configcore.autocrlf=inputThen, create an.envfile with variables in the following format (see./docker/.env.example):# platform settings
ADMIN_USERNAME=admin
ADMIN_PASSWORD=password
ADMIN_EMAIL=admin@example.com

# rabbit mq settings
RABBITMQ_DEFAULT_USER=doccano
RABBITMQ_DEFAULT_PASS=doccano

# database settings
POSTGRES_USER=doccano
POSTGRES_PASSWORD=doccano
POSTGRES_DB=doccanoAfter running the following command, accesshttp://127.0.0.1/.docker-compose-fdocker/docker-compose.prod.yml--env-file.envupOne-click DeploymentServiceButtonAWS[^1]Heroku[^1]: (1) EC2 KeyPair cannot be created automatically, so make sure you have an existing EC2 KeyPair in one region. Orcreate one yourself. (2) If you want to access doccano via HTTPS in AWS, here is aninstruction.FAQHow to create a userHow to add a user to your projectHow to change the passwordSee thedocumentationfor details.ContributionAs with any software, doccano is under continuous development. If you have requests for features, please file an issue describing your request. Also, if you want to see work towards a specific feature, feel free to contribute by working towards it. The standard procedure is to fork the repository, add a feature, fix a bug, then file a pull request that your changes are to be merged into the main repository and included in the next release.Here are some tips might be helpful.How to Contribute to Doccano ProjectCitation@misc{doccano,
  title={{doccano}: Text Annotation Tool for Human},
  url={https://github.com/doccano/doccano},
  note={Software available from https://github.com/doccano/doccano},
  author={Hiroki Nakayama and
    Takahiro Kubo and
    Junya Kamura and
    Yasufumi Taniguchi and
    Xu Liang},
  year={2018},}ContactFor help and feedback, feel free to contactthe author.