gnu: Add python-urllib3 1.26.17.

This is the minimum required version in recent versions of yt-dlp.

* gnu/packages/python-web.scm (python-urllib3-next): New variable.

Change-Id: Ib57bbe45fd1c9c9fa3872a00f161979762feacf6

gnu/packages/python-web.scm

@@ -4024,6 +4024,41 @@ can reuse the same socket connection for multiple requests, it can POST files,
 supports url redirection and retries, and also gzip and deflate decoding.")
     (license license:expat)))
 
+(define-public python-urllib3-next
+  (package
+    (name "python-urllib3")
+    (version "1.26.17")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (pypi-uri "urllib3" version))
+        (sha256
+         (base32
+          "08fzhaf77kbjj5abpl9xag6fpfxkdp1k5s7sqd3ayacdq91a5mi4"))))
+    (build-system python-build-system)
+    (arguments `(#:tests? #f))
+    (propagated-inputs
+     (append
+       ;; These 5 inputs are used to build urrlib3[secure]
+       (list python-certifi)
+       (if (member (%current-system)
+                   (package-transitive-supported-systems python-cryptography))
+         (list python-cryptography)
+         '())
+       (list python-idna)
+       (if (member (%current-system)
+                   (package-transitive-supported-systems python-pyopenssl))
+         (list python-pyopenssl)
+         '())
+       (list python-pysocks)))
+    (home-page "https://urllib3.readthedocs.io/")
+    (synopsis "HTTP library with thread-safe connection pooling")
+    (description
+     "Urllib3 supports features left out of urllib and urllib2 libraries.  It
+can reuse the same socket connection for multiple requests, it can POST files,
+supports url redirection and retries, and also gzip and deflate decoding.")
+    (license license:expat)))
+
 (define-public awscli
   (package
     ;; Note: updating awscli typically requires updating botocore as well.