* gnu/packages/python-web.scm (python-s3transfer)[arguments]: Add a 'patch
phase to fix a test to work under Python 3.8.
(arguments
`(#:phases
(modify-phases %standard-phases
+ (add-after 'unpack 'patch
+ (lambda _
+ ;; There's a small issue with one test with Python 3.8, this
+ ;; change has been suggested upstream:
+ ;; https://github.com/boto/s3transfer/pull/164
+ (substitute* "tests/unit/test_s3transfer.py"
+ (("super\\(FailedDownloadParts, self\\)\\.submit\\(function\\)")
+ "futures.Future()"))
+ #t))
(replace 'check
(lambda _
;; Some of the 'integration' tests require network access or