/usr/lib/python2.7/dist-packages/PyMca/ConfigDict.py is in pymca 4.7.1+dfsg-2.
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) 2004 - 2013 European Synchrotron Radiation Facility
#
# This file is part of the PyMca X-ray Fluorescence Toolkit developed at
# the ESRF by the Software group.
#
# This file is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by the
# Free Software Foundation; either version 2 of the License, or (at your option)
# any later version.
#
# This file 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 Lesser General Public License for more
# details.
#
#############################################################################*/
__author__ = "E. Papillon & V.A. Sole - ESRF Software Group"
import sys
if sys.version < '3.0':
import ConfigParser
else:
import configparser as ConfigParser
try:
import numpy
USE_NUMPY = True
except ImportError:
# do not use numpy, use lists
USE_NUMPY = False
class ConfigDict(dict):
def __init__(self, defaultdict=None, initdict=None, filelist=None):
if defaultdict is None:
defaultdict = {}
dict.__init__(self, defaultdict)
self.default = defaultdict
self.filelist = []
if initdict is not None:
self.update(initdict)
if filelist is not None:
self.read(filelist)
def reset(self):
""" Revert to default values
"""
self.clear()
self.update(self.default)
def clear(self):
""" Clear dictionnary
"""
dict.clear(self)
self.filelist = []
def _check(self):
pass
def __tolist(self, mylist):
if mylist is None:
return None
if not isinstance(mylist, list):
return [mylist]
else:
return mylist
def getfiles(self):
return self.filelist
def getlastfile(self):
return self.filelist[len(self.filelist) - 1]
def __convert(self, option):
return option
def read(self, filelist, sections=None):
"""
read the input filename into the internal dictionary
"""
filelist = self.__tolist(filelist)
sections = self.__tolist(sections)
cfg = ConfigParser.ConfigParser()
cfg.optionxform = self.__convert
cfg.read(filelist)
self.__read(cfg, sections)
for ffile in filelist:
self.filelist.append([ffile, sections])
self._check()
def __read(self, cfg, sections=None):
cfgsect = cfg.sections()
if sections is None:
readsect = cfgsect
else:
readsect = [sect for sect in cfgsect if sect in sections]
for sect in readsect:
ddict = self
for subsectw in sect.split('.'):
subsect = subsectw.replace("_|_", ".")
if not (subsect in ddict):
ddict[subsect] = {}
ddict = ddict[subsect]
for opt in cfg.options(sect):
ddict[opt] = self.__parse_data(cfg.get(sect, opt))
def __parse_data(self, data):
if len(data):
if data.find(',') == -1:
# it is not a list
if USE_NUMPY and (data[0] == '[') and (data[-1] == ']'):
# this looks as an array
try:
return numpy.array([float(x) for x in data[1:-1].split()])
except ValueError:
try:
if (data[2] == '[') and (data[-3] == ']'):
nrows = len(data[3:-3].split('] ['))
indata = data[3:-3].replace('] [', ' ')
indata = numpy.array([float(x) for x in
indata.split()])
indata.shape = nrows, -1
return indata
except ValueError:
pass
dataline = [line for line in data.splitlines()]
if len(dataline) == 1:
return self.__parse_line(dataline[0])
else:
return [self.__parse_line(line) for line in dataline]
def __parse_line(self, line):
if line.find(',') != -1:
if line.endswith(','):
if ',' in line[:-1]:
return [self.__parse_string(sstr.strip())
for sstr in line[:-1].split(',')]
else:
return [self.__parse_string(line[:-1].strip())]
else:
return [self.__parse_string(sstr.strip())
for sstr in line.split(',')]
else:
return self.__parse_string(line.strip())
def __parse_string(self, sstr):
try:
return int(sstr)
except ValueError:
try:
return float(sstr)
except ValueError:
return sstr
def tostring(self, sections=None):
import StringIO
tmp = StringIO.StringIO()
sections = self.__tolist(sections)
self.__write(tmp, self, sections)
return tmp.getvalue()
def write(self, filename, sections=None):
"""
Write the current dictionary to the given filename
"""
sections = self.__tolist(sections)
fp = open(filename, "w")
self.__write(fp, self, sections)
fp.close()
def __write(self, fp, ddict, sections=None, secthead=None):
dictkey = []
listkey = []
valkey = []
for key in ddict.keys():
if isinstance(ddict[key], list):
listkey.append(key)
elif hasattr(ddict[key], 'keys'):
dictkey.append(key)
else:
valkey.append(key)
for key in valkey:
if USE_NUMPY:
if isinstance(ddict[key], numpy.ndarray):
fp.write('%s =' % key + ' [ ' +
' '.join([str(val) for val in ddict[key]]) +
' ]\n')
continue
fp.write('%s = %s\n' % (key, ddict[key]))
for key in listkey:
fp.write('%s = ' % key)
llist = []
sep = ', '
for item in ddict[key]:
if isinstance(item, list):
if len(item) == 1:
llist.append('%s,' % item[0])
else:
llist.append(', '.join([str(val) for val in item]))
sep = '\n\t'
else:
llist.append(str(item))
fp.write('%s\n' % (sep.join(llist)))
if 0:
# this optimization method does not pass the tests.
# disable it for the time being.
if sections is not None:
dictkey= [ key for key in dictkey if key in sections ]
for key in dictkey:
if secthead is None:
newsecthead = key.replace(".", "_|_")
else:
newsecthead = '%s.%s' % (secthead, key.replace(".", "_|_"))
#print "newsecthead = ", newsecthead
fp.write('\n[%s]\n' % newsecthead)
self.__write(fp, ddict[key], key, newsecthead)
def prtdict(ddict, lvl=0):
for key in ddict.keys():
if hasattr(ddict[key], 'keys'):
print('\t' * lvl),
print('+', key)
prtdict(ddict[key], lvl + 1)
else:
print('\t' * lvl),
print('-', key, '=', ddict[key])
def main():
if len(sys.argv) > 1:
config = ConfigDict(filelist=sys.argv[1:])
prtdict(config)
else:
print("USAGE: %s <filelist>" % sys.argv[0])
if __name__ == '__main__':
main()
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