more doc support for openapi generation (#259)

Pipfile

@@ -31,6 +31,7 @@ pytest-html = "*"
 pytest-cov = "*"
 
 [scripts]
+generate = "python -m acai_aws.apigateway generate-openapi --base=acai_aws/example --handlers=tests/mocks/apigateway/openapi/**/*.py --output=tests/outputs --format=json,yml --delete"
 test = "python -m unittest discover"
 coverage = "coverage run --source acai_aws/ -m pytest tests/acai_aws --cov=acai_aws --junitxml ./coverage/reports/xunit.xml --cov-report xml:./coverage/reports/coverage.xml --html=./coverage/reports/index.html --self-contained-html --cov-report html:./coverage -p no:warnings -o log_cli=true"
 lint = "pylint acai_aws --recursive=y --load-plugins pylint_quotes --fail-under 10 --output-format=text:coverage/lint/report.txt,json:coverage/lint/report.json,parseable,colorized"

README.md

@@ -7,6 +7,7 @@ DRY, configurable, declarative node library for working with Amazon Web Service
 ## Features
 * Highly configurable apigateway internal router
 * Openapi schema adherence for all event types
+* Generate OpenAPI docs from code base
 * Extensible and customizable middleware for validation and other tasks
 * DRY coding interfaces without the need of boilerplate
 * Ease-of-use with the [serverless framework](https://www.serverless.com/)

acai_aws/apigateway/__main__.py

@@ -10,6 +10,9 @@
 
 
 def generate_openapi():
+    print('STARTED')
+    print('generating openapi docs...')
+    print('validating arguments received...')
     inputs = InputArguments()
     validator = InputValidator()
     scanner = HandlerScanner(inputs.handlers)
@@ -18,16 +21,22 @@ def generate_openapi():
     writer = OpenAPIFileWriter()
 
     validator.validate_arguments(inputs)
+    print('arguments validated...')
     file_paths = scanner.get_handler_file_paths()
+    print(f'scanning handlers: {inputs.handlers}...')
     modules = importer.get_modules_from_file_paths(file_paths, scanner.handlers_base, inputs.base)
+    print('importing handler endpoint modules...')
 
     for module in modules:
         generator.add_path_and_method(module)
 
     if inputs.delete:
+        print('deleting paths and methods not found in code base')
         generator.delete_unused_paths()
 
+    print(f'writing openapi doc to requested directory: {inputs.output}')
     writer.write_openapi(generator.doc, inputs.output, inputs.formats)
+    print('COMPLETED')
 
 
 if __name__ == '__main__':  # pragma: no cover

setup.py

@@ -22,6 +22,7 @@
         'jsonref',
         'jsonschema',
         'icecream',
+        'pydantic',
         'pyyaml',
         'simplejson',
         'xmltodict'