/usr/share/pyshared/pychart/pngcanvas.py is in python-pychart 1.39-7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright (C) 2000-2005 by Yasushi Saito (yasushi.saito@gmail.com)
#
# Jockey 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, or (at your option) any
# later version.
#
# Jockey 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.
#
import sys
import os
import gs_frontend
import theme
class T(gs_frontend.T):
def close(self):
gs_frontend.T.close(self)
if self.__output_lines == []:
return
if theme.use_color:
gs_args = "-sDEVICE=png256 -dTextAlphaBits=4 -q -dNOPAUSE" #PDS
else:
gs_args = "-sDEVICE=pnggray -dTextAlphaBits=4 -q -dNOPAUSE" #PDS
temp_fname = None # the temporary file desc.
out_fd = None # the final destination.
if self.__out_fname and isinstance(self.__out_fname, str):
gs_args += " -sOutputFile=%s" % self.__out_fname
else:
if not self.__out_fname:
out_fd = sys.stdout
else:
if not hasattr(self.__out_fname, "write"):
raise Exception, "Expecting either a filename or a file-like object, but got %s" % self.__out_fname
out_fd = self.__out_fname
import tempfile
temp_fname = tempfile.mktemp()
gs_args += " -sOutputFile=%s" % temp_fname
self.start_gs(gs_args)
self.close_gs()
if temp_fname:
temp_fd = file(temp_fname, 'rb')
out_fd.write(temp_fd.read())
temp_fd.close()
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