diff options
| -rw-r--r-- | urllib3/poolmanager.py | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/urllib3/poolmanager.py b/urllib3/poolmanager.py index fea62aa5..b8d1e745 100644 --- a/urllib3/poolmanager.py +++ b/urllib3/poolmanager.py @@ -227,8 +227,8 @@ class ProxyManager(PoolManager): port = port_by_scheme.get(proxy.scheme, 80) proxy = proxy._replace(port=port) - if proxy.scheme not in ("http", "https"): - raise ValueError('Not supported proxy scheme %s' % proxy.scheme) + assert proxy.scheme in ("http", "https"), \ + 'Not supported proxy scheme %s' % proxy.scheme self.proxy = proxy self.proxy_headers = proxy_headers or {} |