dzonesap/ocr repository overview

#upload to CF docker build -t dzonesap/ocr . docker push dzonesap/ocr:latest cf push ocr --docker-image dzonesap/ocr

⁠Error_Recognition

Error recognition via OSR

running vagrant #vagrant up #vagrant ssh cd /vagrant

Docker Build Docker #docker build -t ocr . Running the environment #docker run -it -v $(pwd):/opt tesseractshadow/tesseract4re #docker run -it -p 0.0.0.0:8080:8080 -v $(pwd):/opt ocr #cd /opt/ #python3 -m pytest #python3 test_ocr.py screenshots/Error2.jpg Delete images #sudo docker rm $(sudo docker ps -aq) Exit environment #Ctrl+D or exit to leave docker #exit (from vagrant) #vagrant halt Running flask FLASK_APP=ocr/web_app.py flask run --host=0.0.0.0 --port=8080 python3 -m flask run FLASK_APP=ocr/web_app.py flask run --host=0.0.0.0 rm init.pyc; FLASK_APP=init.py flask run --host=0.0.0.0 push docker image sudo docker build -t oferyehuda/ocr . sudo docker login sudo docker push oferyehuda/ocr

Build flask docker docker build -t flask-sample-hello:latest . #docker run -d -p 5000:5000 flask-sample-hello

Building application from python follow this procedure - http://flask.pocoo.org/docs/0.12/patterns/packages/⁠ create setup.py run from setup.py folder - pip install -e .

POST - upload file to OCT run another CMD window vagrant ssh curl -F file=@screenshots/Error2.jpg http://127.0.0.1:8080/api1/ocr⁠ curl -F file=@screenshots/Error2.jpg http://127.0.0.1:8080/api1/ocr⁠ curl http://127.0.0.1:8080/⁠ curl -F file=@screenshots/error6.png https://ocrapi.cfapps.eu10.hana.ondemand.com/api1/ocr⁠ curl -F file=@screenshots/error6.png https://ocrdev.cfapps.eu10.hana.ondemand.com/api1/ocr⁠ ocrdev.cfapps.eu10.hana.ondemand.com

TESTING python3 -m pytest test_ocr.py::TestOcr::test_cfocr other tests might fail

RUN python3 /vagrant/get-pip.py RUN pip install Flask EXPOSE 5000

Cloud Foundry

cf login cf apps cf push ocrapi -b https://github.com/LeoKotschenreuther/python-tesseract-buildpack⁠ cf push ocrdev -b https://github.com/ofer-yehuda/python-tesseract-buildpack⁠ cf push ocrdev -b https://github.com/ofer-yehuda/python-buildpack-tesseract4⁠ cf push ocrdev -b https://github.com/robertofalk/python-buildpack-tesseract4⁠ cf v3-push ocrdev \ -b https://github.com/cloudfoundry/apt-buildpack⁠ -b https://github.com/cloudfoundry/python-buildpack⁠

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⁠URLs

https://github.com/tesseract-ocr/tesseract/wiki/4.0-Docker-Containers⁠ https://hub.docker.com/r/tesseractshadow/tesseract4re/⁠ https://code-maven.com/docker⁠ https://edumaven.com/python-programming/⁠

AyTee test platform https://itsdpphome-wb02ccf20.dispatcher.int.sap.hana.ondemand.com/webapp/index.html⁠

SAP ML API's

OCR - https://api.sap.com/shell/discover/contentpackage/SAPLeonardoMLFunctionalServices/api/ocr_api?resource=OCR&operation=post_ocr⁠ List of APIs - https://api.sap.com/shell/discover/contentpackage/SAPLeonardoMLFunctionalServices?section=ARTIFACTS⁠

Create RESTApi with Flask https://blog.miguelgrinberg.com/post/designing-a-restful-api-with-python-and-flask⁠

Flask welcome http://flask.pocoo.org/⁠ Quickstart http://flask.pocoo.org/docs/0.12/quickstart/#url-building⁠ large applications http://flask.pocoo.org/docs/0.12/patterns/packages/⁠ https://flask-restful.readthedocs.io/en/latest/⁠ Flask recieve files http://www.patricksoftwareblog.com/receiving-files-with-a-flask-rest-api/⁠

SAP Cloud Foundery flask https://blogs.sap.com/2017/12/04/deploying-flaskbottle-python-app-rest-api-on-sap-cloud-foundry/⁠

SAP CF CLI cf logon cf target -o "I025026trial_OYTrail" -s "webocr"

tesseract

tesseract screenshots/Error3.jpg stdout -c tessedit_char_whitelist=abcdefghijklmnopqrstuvwxyz -psm 6

AyTee18 ENV: vagrant provision vagrant provision --provision-with=ayteeOCR vagrant ssh -c "sudo docker restart ayteeOCR"