gnu: Add python-webcolors.

* gn/packages/python.scm (python-webcolors): New variable.

1 files changed, 39 insertions, 0 deletions

diff --git a/gn/packages/python.scm b/gn/packages/python.scm
index d14518d..f09e1bb 100644
--- a/gn/packages/python.scm
+++ b/gn/packages/python.scm
@@ -1861,3 +1861,42 @@ window to get to RStudio for example.")
      "This extension adds a toolbar overlay to Flask applications containing
 useful information for debugging.")
     (license license:bsd-3)))
+
+(define-public python-webcolors
+  (package
+    (name "python-webcolors")
+    (version "1.11.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "webcolors" version))
+       (sha256
+        (base32 "1rkda75h2p65zx6r84c9mjavn4xpviqvqrklvdvcklapd5in1wvn"))))
+    (build-system python-build-system)
+    (arguments
+     `(#:phases
+       (modify-phases %standard-phases
+         (replace 'check
+           (lambda* (#:key tests? inputs outputs #:allow-other-keys)
+             (when tests?
+               (add-installed-pythonpath inputs outputs)
+               (invoke "pytest")))))))
+    (native-inputs
+     `(("python-pytest" ,python-pytest)))
+    (home-page "https://github.com/ubernostrum/webcolors")
+    (synopsis "HTML/CSS color definitions library")
+    (description "@code{python-webcolors} is a module for working with
+HTML/CSS color definitions.  Normalizing and converting between the following
+formats is supported.
+
+@itemize
+@item Specification-defined color names
+@item Six-digit hexadecimal
+@item Three-digit hexadecimal
+@item Integer rgb() triplet
+@item Percentage rgb() triplet
+@end itemize
+
+Only the RGB colorspace is supported.  Conversion to/from the HSL colorspace
+can be handled by the @code{colorsys} module in the Python standard library.")
+    (license license:bsd-3)))