spawner: Fix the incompatibility with requests 2.29.0 and urllib3 v2

Switch requests-unixsocket to the forked version.

Author: shingo78

jupyterhub/Dockerfile

@@ -59,7 +59,7 @@ RUN apt-get update && \
 
 # install the wheels from first stage
 COPY --from=builder /tmp/wheelhouse /tmp/wheelhouse
-RUN python3 -m pip install --no-cache /tmp/wheelhouse/*
+RUN python3 -m pip install --no-cache --no-deps /tmp/wheelhouse/*
 
 # Resources
 RUN mkdir /var/jupyterhub

jupyterhub/spawner/setup.py

@@ -40,7 +40,10 @@ def run(self):
     description         = """Coursewarespawner: A custom spawner for Jupyterhub.""",
     long_description    = "Spawn single-user servers with Docker.",
     platforms           = "Linux, Mac OS X",
-    install_requires    = ['requests-unixsocket', 'dockerspawner'],
+    install_requires    = [
+        'requests-unixsocket @ git+https://github.com/NII-cloud-operation/requests-unixsocket.git',
+        'dockerspawner'
+    ],
     cmdclass = {
         'bdist_egg': bdist_egg if 'bdist_egg' in sys.argv else bdist_egg_disabled,
     }