Fix proxy connection pool creation (#158)

Signed-off-by: Sebastian Eckweiler <[email protected]>
Signed-off-by: Jesse Whitehouse <[email protected]>
Co-authored-by: Sebastian Eckweiler <[email protected]>
Co-authored-by: Jesse Whitehouse <[email protected]>

Author: sebbegg

CHANGELOG.md

@@ -5,6 +5,7 @@
 - Add support for Cloud Fetch
 - Fix: Revised SQLAlchemy dialect and examples for compatibility with SQLAlchemy==1.3.x
 - Fix: oauth would fail if expired credentials appeared in ~/.netrc
+- Fix: Python HTTP proxies were broken after switch to urllib3
 
 ## 2.7.0 (2023-06-26)
 

src/databricks/sql/auth/thrift_http_client.py

@@ -109,7 +109,10 @@ def open(self):
                 headers={"Proxy-Authorization": self.proxy_auth},
             )
             self.__pool = proxy_manager.connection_from_host(
-                self.host, self.port, pool_kwargs=_pool_kwargs
+                host=self.realhost,
+                port=self.realport,
+                scheme=self.scheme,
+                pool_kwargs=_pool_kwargs,
             )
         else:
             self.__pool = pool_class(self.host, self.port, **_pool_kwargs)