def global_init(template_folder: str, auto_reload=False, cache_init=True):
global __templates, template_path
if __templates and cache_init:
return
if not template_folder:
msg = f'The template_folder must be specified.'
raise FastAPIChameleonException(msg)
if not os.path.isdir(template_folder):
msg = f"The specified template folder must be a folder, it's not: {template_folder}"
raise FastAPIChameleonException(msg)
template_path = template_folder
__templates = PageTemplateLoader(template_folder, auto_reload=auto_reload)
def render(template_file: str, **template_data):
if not __templates:
raise FastAPIChameleonException(
"You must call global_init() before rendering templates.")
page: PageTemplate = __templates[template_file]
return page.render(encoding='utf-8', **template_data)
def __render_response(template_file, response_val, mimetype):
# source skip: assign-if-exp
if isinstance(response_val, fastapi.Response):
return response_val
if template_file and not isinstance(response_val, dict):
msg = f"Invalid return type {type(response_val)}, we expected a dict or fastapi.Response as the return value."
raise FastAPIChameleonException(msg)
model = response_val
html = render(template_file, **model)
return fastapi.Response(content=html, media_type=mimetype)