Thanks to visit codestin.com
Credit goes to github.com

Skip to content

Colours like 'XeYYYY' don't get recognised properly if X, Y's are numbers #6701

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 5 commits into from
Jul 11, 2016
Merged

Colours like 'XeYYYY' don't get recognised properly if X, Y's are numbers #6701

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
5 commits
Select commit Hold shift + click to select a range
5f2439e
partially fixing a bug that caused 'YeXXXX' hex colours to be recogni…
myyc Jul 7, 2016
a9703b0
Moving the fix to rcsetup.validate_color
myyc Jul 7, 2016
0934f8e
adding a test + importing cycler from 'matplotlib' instead of 'cycler'
myyc Jul 7, 2016
a851860
removing unnecessary check
myyc Jul 7, 2016
40e5a0a
- fix comment length
myyc Jul 11, 2016
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
10 changes: 7 additions & 3 deletions lib/matplotlib/rcsetup.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -367,12 +367,16 @@ def validate_color(s):
return 'None'
except AttributeError:
pass

Copy link
Contributor

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Can you add a comment reminding future readers why this needs to happen first?

if isinstance(s, six.string_types):
if len(s) == 6 or len(s) == 8:
Copy link
Member

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Can you do this with a regex?

stmp = '#' + s
if is_color_like(stmp):
return stmp

if is_color_like(s):
return s
stmp = '#' + s

if is_color_like(stmp):
return stmp
# If it is still valid, it must be a tuple.
colorarg = s
msg = ''
Expand Down
10 changes: 9 additions & 1 deletion lib/matplotlib/tests/test_colors.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,7 @@
from numpy.testing.utils import assert_array_equal, assert_array_almost_equal
from nose.plugins.skip import SkipTest

from cycler import cycler
from matplotlib import cycler
import matplotlib
import matplotlib.colors as mcolors
import matplotlib.cm as cm
Expand Down Expand Up @@ -615,6 +615,14 @@ def test_cn():
assert mcolors.to_hex("C0") == '#0343df'
assert mcolors.to_hex("C1") == '#ff0000'

matplotlib.rcParams['axes.prop_cycle'] = cycler('color', ['8e4585', 'r'])

assert mcolors.to_hex("C0") == '#8e4585'
# if '8e4585' gets parsed as a float before it gets detected as a hex
# colour it will be interpreted as a very large number.
# this mustn't happen.
assert mcolors.to_rgb("C0")[0] != np.inf


def test_conversions():
# to_rgba_array("none") returns a (0, 4) array.
Expand Down