initial commit

deps/inkex/colors/utils.py

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+# coding=utf-8
+#
+# Copyright (C) 2018-2024 Martin Owens
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+#
+"""
+Utilities for color support
+"""
+
+from .color import Color, ColorError
+
+
+def is_color(color):
+    """Determine if it is a color that we can use. If not, leave it unchanged."""
+    try:
+        return bool(Color(color))
+    except ColorError:
+        return False