Plain

Plain is a web framework for building products with Python.

With the core plain package you can build an app that:

Matches URL patterns to Python views
Handles HTTP requests and responses
Renders HTML templates with Jinja
Processes user input via forms
Has a CLI interface
Serves static assets (CSS, JS, images)
Can be modified with middleware
Integrates first-party and third-party packages
Has a preflight check system

With the official Plain ecosystem packages you can:

Integrate a full-featured database ORM
Use a built-in user authentication system
Lint and format code
Run a database-backed cache
Send emails
Streamline local development
Manage feature flags
Integrate HTMX
Style with Tailwind CSS
Add OAuth login and API access
Run tests with pytest
Run a background job worker
Build staff tooling and admin dashboards

Learn more at plainframework.com.

Source

plain

debug.py

 1from pprint import pformat
 2
 3from markupsafe import escape
 4
 5from plain.http import Response
 6from plain.views.exceptions import ResponseException
 7
 8
 9def dd(obj):
10    """
11    Dump and die.
12
13    Dump the object and raise a ResponseException with the dump as the response content.
14    """
15    dump_str = pformat(obj)
16
17    print(f"Dumping object:\n{dump_str}")
18
19    response = Response()
20    response.status_code = 500
21    response.content = escape(dump_str)
22    response.content_type = "text/html"
23    raise ResponseException(response)