Add a python client library

We still don't have any documentation and things are in flux, but you can report your OpenAI API calls to OpenPipe now.

client-libs/python/openpipe/__init__.py

@@ -0,0 +1,10 @@
+from .openai import OpenAIWrapper
+from .shared import configured_client
+
+openai = OpenAIWrapper()
+
+def configure_openpipe(base_url=None, api_key=None):
+  if base_url is not None:
+    configured_client._base_url = base_url
+  if api_key is not None:
+    configured_client.token = api_key