7.1 静态文件访问原理
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app = Flask(__name__, static_folder="statics", static_url_path="/static") if self.has_static_folder:
assert bool(static_host) == host_matching, 'Invalid static_host/host_matching combination'
self.add_url_rule(
self.static_url_path + '/<path:filename>',
endpoint='static',
host=static_host,
view_func=self.send_static_file
) def _get_static_url_path(self):
if self._static_url_path is not None:
return self._static_url_path
if self.static_folder is not None:
return '/' + os.path.basename(self.static_folder)