Closed
Description
Bug report
Bug summary
import matplotlib.animation fails on master with an Error (see traceback below).
This bisects to #13303 (Unify checking of executable info.)
Code for reproduction
import matplotlib.animation
Actual outcome
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "d:\path\to\development\folder\matplotlib\lib\matplotlib\animation.py", line 727, in <module>
class ImageMagickWriter(ImageMagickBase, MovieWriter):
File "d:\path\to\development\folder\matplotlib\lib\matplotlib\animation.py", line 120, in wrapper
if writerClass.isAvailable():
File "d:\path\to\development\folder\matplotlib\lib\matplotlib\animation.py", line 720, in isAvailable
return super().isAvailable()
File "d:\path\to\development\folder\matplotlib\lib\matplotlib\animation.py", line 417, in isAvailable
return shutil.which(cls.bin_path()) is not None
File "d:\path\to\development\folder\matplotlib\lib\matplotlib\animation.py", line 714, in bin_path
binpath = mpl._get_executable_info('magick').executable
File "d:\path\to\development\folder\matplotlib\lib\matplotlib\__init__.py", line 380, in _get_executable_info
return impl([path, "--version"], r"^Version: ImageMagick (\S*)")
File "d:\path\to\development\folder\matplotlib\lib\matplotlib\__init__.py", line 325, in impl
args, stderr=subprocess.STDOUT, universal_newlines=True)
File "D:\path\to\conda\envs\mplgit\lib\subprocess.py", line 336, in check_output
**kwargs).stdout
File "D:\path\to\conda\envs\mplgit\lib\subprocess.py", line 403, in run
with Popen(*popenargs, **kwargs) as process:
File "D:\path\to\conda\envs\mplgit\lib\subprocess.py", line 709, in __init__
restore_signals, start_new_session)
File "D:\path\to\conda\envs\mplgit\lib\subprocess.py", line 971, in _execute_child
args = list2cmdline(args)
File "D:\path\to\conda\envs\mplgit\lib\subprocess.py", line 461, in list2cmdline
needquote = (" " in arg) or ("\t" in arg) or not arg
TypeError: argument of type 'WindowsPath' is not iterable
Expected outcome
No Error
Matplotlib version
- Operating system: Windows 8.1
- Matplotlib version: master branch (conda environment with matplotlib in dev mode)
- Matplotlib backend: Qt5Agg
- Python version: 3.6.4