from . import app from urllib.parse import urlparse @app.context_processor def inject_debug(): return dict(debug=app.debug) @app.template_filter() def throw(err): raise Exception(err) @app.template_filter() def domain(url): return urlparse(url).netloc @app.template_filter() def date(value): return value.strftime("%Y-%m-%d") @app.template_filter() def datetime(value): return value.strftime("%Y-%m-%d %H:%M") + " UTC"