Add experimental urllib3 transport (#35995)

* Add experimental urllib3 transport

* Update CI dependencies

* Fix test

* Fix black

* Update sdk/core/azure-core-experimental/azure/core/experimental/transport/_urllib3.py

Co-authored-by: Anna Tisch <[email protected]>

* Add testserver framework

* Add initial tests

* Syntax fail

* Rename test param

* More tests: part one

* More tests: part two

* More tests: part three

* Fix tests: part one

* Fix tests: part two

* Response headers

* Fix response headers

* CI cleanup

* Bump core dependency

* Fix pylint

* Make testserver more selective

* Fix pyodide tests

* Fixed cert typehint

---------

Co-authored-by: Laurent Mazuel <[email protected]>

Author: annatisch

eng/ci_tools.txt

@@ -28,7 +28,7 @@ readme_renderer==42.0;
 pyopenssl==24.0.0
 python-dotenv==1.0.0; python_version > '3.7'
 pyyaml==6.0.1
-urllib3==1.26.9
+urllib3==2.0.7
 ConfigArgParse==1.2.3
 six==1.16.0
 

eng/test_tools.txt

@@ -17,6 +17,6 @@ readme_renderer==42.0;
 pyopenssl==24.0.0
 python-dotenv==1.0.0; python_version > '3.7'
 pyyaml==6.0.1
-urllib3==1.26.9
+urllib3==2.0.7
 ConfigArgParse==1.2.3
 six==1.16.0

sdk/core/azure-core-experimental/CHANGELOG.md

@@ -4,6 +4,8 @@
 
 ### Features Added
 
+- urllib3 implementation of azure-core transport protocol
+
 ### Breaking Changes
 
 ### Bugs Fixed

sdk/core/azure-core-experimental/README.md

@@ -15,6 +15,7 @@ pip install azure-core-experimental
 
 - pyodide transport
 - httpx transport
+- urllib3 transport
 
 ## Contributing
 

sdk/core/azure-core-experimental/azure/core/experimental/transport/__init__.py

@@ -23,42 +23,49 @@
 # IN THE SOFTWARE.
 #
 # --------------------------------------------------------------------------
-import sys
+# pylint:disable=undefined-all-variable
 from typing import List
 
-# pylint: disable=undefined-all-variable
 
-if sys.version_info >= (3, 7):
-    __all__ = [
-        "PyodideTransport",
-        "HttpXTransport",
-        "AsyncHttpXTransport",
-    ]
+__all__ = [
+    "PyodideTransport",
+    "HttpXTransport",
+    "AsyncHttpXTransport",
+    "Urllib3Transport",
+]
 
-    def __dir__() -> List[str]:
-        return __all__
 
-    def __getattr__(name: str):
-        if name == "PyodideTransport":
-            try:
-                from ._pyodide import PyodideTransport
+def __dir__() -> List[str]:
+    return __all__
 
-                return PyodideTransport
-            except ImportError as err:
-                raise ImportError("pyodide package is not installed") from err
-        if name == "HttpXTransport":
-            try:
-                from ._httpx import HttpXTransport
 
-                return HttpXTransport
-            except ImportError as err:
-                raise ImportError("httpx package is not installed") from err
-        if name == "AsyncHttpXTransport":
-            try:
-                from ._httpx_async import AsyncHttpXTransport
+def __getattr__(name: str):
+    if name == "PyodideTransport":
+        try:
+            from ._pyodide import PyodideTransport
 
-                return AsyncHttpXTransport
-            except ImportError as err:
-                raise ImportError("httpx package is not installed") from err
+            return PyodideTransport
+        except ImportError as err:
+            raise ImportError("pyodide package is not installed") from err
+    if name == "HttpXTransport":
+        try:
+            from ._httpx import HttpXTransport
 
-        raise AttributeError(f"module 'azure.core.experimental.transport' has no attribute {name}")
+            return HttpXTransport
+        except ImportError as err:
+            raise ImportError("httpx package is not installed") from err
+    if name == "AsyncHttpXTransport":
+        try:
+            from ._httpx_async import AsyncHttpXTransport
+
+            return AsyncHttpXTransport
+        except ImportError as err:
+            raise ImportError("httpx package is not installed") from err
+    if name == "Urllib3Transport":
+        try:
+            from ._urllib3 import Urllib3Transport
+
+            return Urllib3Transport
+        except ImportError as err:
+            raise ImportError("urllib3 package is not installed") from err
+    raise AttributeError(f"module 'azure.core.experimental.transport' has no attribute {name}")