Mar 8, 2014 · Mar 3, 2014
diff --git a/lib/matplotlib/compat/subprocess.py b/lib/matplotlib/compat/subprocess.py

 import subprocess

 __all__ = ['Popen', 'PIPE', 'STDOUT', 'check_output']
 __all__ = ['Popen', 'PIPE', 'STDOUT', 'check_output', 'CalledProcessError']


 if hasattr(subprocess, 'Popen'):
    Popen = subprocess.Popen
    # Assume that it also has the other constants.
    PIPE = subprocess.PIPE
    STDOUT = subprocess.STDOUT
    CalledProcessError = subprocess.CalledProcessError
 else:
    # In restricted environments (such as Google App Engine), these are
    # non-existent. Replace them with dummy versions that always raise OSError.
    def Popen(*args, **kwargs):
        raise OSError("subprocess.Popen is not supported")
    PIPE = -1
    STDOUT = -2
    # There is no need to catch CalledProcessError. These stubs cannot raise
    # it. None in an except clause will simply not match any exceptions.
    CalledProcessError = None


 def _check_output(*popenargs, **kwargs):
    check_output = subprocess.check_output
 else:
    check_output = _check_output

 CalledProcessError = subprocess.CalledProcessError
Original file line number	Diff line number	Diff line change
Expand Up		@@ -18,21 +18,25 @@

		import subprocess

		__all__ = ['Popen', 'PIPE', 'STDOUT', 'check_output']
		__all__ = ['Popen', 'PIPE', 'STDOUT', 'check_output', 'CalledProcessError']


		if hasattr(subprocess, 'Popen'):
		Popen = subprocess.Popen
		# Assume that it also has the other constants.
		PIPE = subprocess.PIPE
		STDOUT = subprocess.STDOUT
		CalledProcessError = subprocess.CalledProcessError
		else:
		# In restricted environments (such as Google App Engine), these are
		# non-existent. Replace them with dummy versions that always raise OSError.
		def Popen(args, *kwargs):
		raise OSError("subprocess.Popen is not supported")
		PIPE = -1
		STDOUT = -2
		# There is no need to catch CalledProcessError. These stubs cannot raise
		# it. None in an except clause will simply not match any exceptions.
		CalledProcessError = None


		def _check_output(popenargs, *kwargs):
Expand DownExpand Up		@@ -75,5 +79,3 @@ def _check_output(popenargs, *kwargs):
		check_output = subprocess.check_output
		else:
		check_output = _check_output

		CalledProcessError = subprocess.CalledProcessError