rajverma1985/flasky

Flasky web app in python

Coneptual stuff

Application Contexts current_app, g

Request contexts request, session

Checking app context

app_ctx=app.app_context() app_ctx.push() current_app.name 'hello' app_ctx.pop() current_app.name

Checking URL map

app.url_map Map([<Rule '/static/' (OPTIONS, GET, HEAD) -> static>, <Rule '/' (OPTIONS, GET, HEAD) -> hello>, <Rule '/username/' (OPTIONS, GET, HEAD) -> user>])

<Rule '/static/' (OPTIONS, GET, HEAD) -> static> >>>>> This is a special route added by Flask to access static files.

OPTIONS, GET, HEAD >>>>> These are the request methods

IMPORTANT request hooks

before_request before_first_request after_request teardown_request

IMPORTANT bootstrap template blocks

Available blocks Block name Outer Block Purpose doc Outermost block. html doc Contains the complete content of the tag. html_attribs doc Attributes for the HTML tag. head doc Contains the complete content of the tag. body doc Contains the complete content of the tag. body_attribs body Attributes for the Body Tag. title head Contains the complete content of the <title> tag. styles head Contains all CSS style tags inside head. metas head Contains all tags inside head. navbar body An empty block directly above content. content body Convenience block inside the body. Put stuff here. scripts body Contains all <script> tags at the end of the body.

ref # https://pythonhosted.org/Flask-Bootstrap/basic-usage.html#available-blocks

***** IMP ****** the super() function when called inside a block then it overrides the inherited content with the html pages own content

Custom Error pages

Customize error pages with @app.errorhandler(404) etc.

Web forms