first commit w/ the basis for the captcha image / audio generation an…

…d docker

.gitignore

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+.DS_STORE
+.vscode
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+pip-wheel-metadata/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+.hypothesis/
+.pytest_cache/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+db.sqlite3-journal
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+.python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# celery beat schedule file
+celerybeat-schedule
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json

Dockerfile

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+FROM python:alpine
+
+WORKDIR /app
+
+COPY requirements.txt /app/
+COPY ./ /app
+
+RUN apk add alpine-sdk make gcc g++ 
+RUN make docker_build
+
+RUN pip3 install -r requirements.txt
+RUN pip3 install dist/capytcha-*.whl
+
+RUN rm -R capytcha
+
+EXPOSE 8080
+
+CMD ["capytcha-serve"]

Makefile

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+.PHONY: deps install clean build_clean dist_clean dist docker
+
+ENV=.env
+PYTHON_VERSION=3
+PYTHON=python${PYTHON_VERSION}
+SITE_PACKAGES=${ENV}/lib/${PYTHON}/site-packages
+IN_ENV=. ${ENV}/bin/activate;
+PACKAGE_VERSION=$(shell cat VERSION)
+
+default: ${ENV} deps
+
+${ENV}:
+	@echo "Creating Python environment..." >&2
+	@${PYTHON} -m venv ${ENV}
+	@echo "Updating pip..." >&2
+	@${IN_ENV} ${PYTHON} -m pip install -U pip setuptools
+
+${SITE_PACKAGES}: ${ENV}
+	@${IN_ENV} ${PYTHON} -m pip install -r requirements.txt
+
+${SITE_PACKAGES}/planets: ${ENV} install
+
+deps: ${SITE_PACKAGES}
+
+install: default
+	@${IN_ENV} ${PYTHON} -m pip install -e .
+
+wheel: ${ENV}
+	@${IN_ENV} ${PYTHON} -m pip install -U wheel
+	@${IN_ENV} ${PYTHON} setup.py bdist_wheel
+
+dist: wheel
+
+dist_clean:
+	@rm -rf dist
+
+build_clean:
+	@rm -rf build
+
+clean: build_clean dist_clean
+	@rm -rf ${ENV} dist build __pycache__ *.egg-info
+
+docker_build: build_clean dist_clean wheel

VERSION

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+0.0.1

capytcha/capytcha.py

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+# ref: https://www.dev2qa.com/how-to-generate-random-captcha-in-python/
+import random
+
+from captcha.audio import AudioCaptcha
+from captcha.image import ImageCaptcha
+
+from capytcha.utils import char_choices, numbers_list
+
+
+def create_random_text(captcha_string_size=10):
+    captcha_string_list = []
+    captcha_string = ''
+    for i in range(captcha_string_size):
+        captcha_string = f'{captcha_string}{random.choice(char_choices)}'
+    return captcha_string
+
+
+def create_random_number(captcha_string_size=10):
+    captcha_string_list = []
+    captcha_string = ''
+    for i in range(captcha_string_size):
+        captcha_string = f'{captcha_string}{random.choice(number_list)}'
+    return captcha_string
+
+
+def create_image_captcha(captcha_text):
+    image_captcha = ImageCaptcha(width=400, height=150)
+    image_data = image_captcha.generate_image(captcha_text)
+    image_captcha.create_noise_curve(image_data, image_data.getcolors())
+    image_captcha.create_noise_dots(image_data, image_data.getcolors())
+
+    # image_file = "./captcha_"+captcha_text + ".png"
+    # image_captcha.write(captcha_text, image_file)
+
+    return image_data
+
+
+def create_audio_captcha():
+    # Create the audio captcha with the specified voice wav file library folder.
+    # Each captcha char should has it's own directory under the specified folder ( such as ./voices),
+    # for example ./voices/a/a.wav will be played when the character is a.
+    # If you do not specify your own voice file library folder, the default built-in voice library which has only digital voice file will be used.
+    # audio_captcha = AudioCaptcha(voicedir='./voices')
+    # Create an audio captcha which use digital voice file only.
+    audio_captcha = AudioCaptcha()
+    captcha_text = create_random_number()
+    audio_data = audio_captcha.generate(captcha_text)
+
+    # audio_file = "./captcha_"+captcha_text+'.wav'
+    # audio_captcha.write(captcha_text, audio_file)
+
+    return audio_data
+
+
+if __name__ == '__main__':
+    captcha_text = create_random_text()
+    create_image_captcha(captcha_text)
+    create_audio_captcha()

capytcha/utils.py

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+numbers_list = list(range(0, 10))
+
+lower_letters_list = list(map(lambda i: chr(i), range(97, 123)))
+
+upper_letters_list = list(map(lambda i: chr(i), range(65, 91)))
+
+char_choices = lower_letters_list + upper_letters_list + numbers_list

docker-compose.yml

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+version: "3.2"
+
+services:
+  app:
+    build: .
+    volumes:
+      - ./:/app
+    ports:
+      - "8080:8080"

setup.cfg

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+[bdist_wheel]
+universal = 1

setup.py

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+from setuptools import setup
+
+
+def _get_version():
+    with open('VERSION') as fd:
+        return fd.read().strip()
+
+
+setup(
+    name='capytcha',
+    version=_get_version(),
+    packages=['capytcha'],
+    package_dir={'': './'},
+    py_modules=['capytcha.app'],
+    entry_points={
+        'console_scripts': [
+            'capytcha-serve=capytcha.app:main',
+        ]
+    }
+)