|
|
# encoding: utf-8
|
|
|
|
|
|
"""This is the official entry point to IPython's configuration system. """
|
|
|
|
|
|
__docformat__ = "restructuredtext en"
|
|
|
|
|
|
#-------------------------------------------------------------------------------
|
|
|
# Copyright (C) 2008 The IPython Development Team
|
|
|
#
|
|
|
# Distributed under the terms of the BSD License. The full license is in
|
|
|
# the file COPYING, distributed as part of this software.
|
|
|
#-------------------------------------------------------------------------------
|
|
|
|
|
|
#-------------------------------------------------------------------------------
|
|
|
# Imports
|
|
|
#-------------------------------------------------------------------------------
|
|
|
|
|
|
import os
|
|
|
from IPython.config.cutils import get_home_dir, get_ipython_dir
|
|
|
from IPython.external.configobj import ConfigObj
|
|
|
|
|
|
# Traitlets config imports
|
|
|
from IPython.config import traitlets
|
|
|
from IPython.config.config import *
|
|
|
from traitlets import *
|
|
|
|
|
|
class ConfigObjManager(object):
|
|
|
|
|
|
def __init__(self, configObj, filename):
|
|
|
self.current = configObj
|
|
|
self.current.indent_type = ' '
|
|
|
self.filename = filename
|
|
|
# self.write_default_config_file()
|
|
|
|
|
|
def get_config_obj(self):
|
|
|
return self.current
|
|
|
|
|
|
def update_config_obj(self, newConfig):
|
|
|
self.current.merge(newConfig)
|
|
|
|
|
|
def update_config_obj_from_file(self, filename):
|
|
|
newConfig = ConfigObj(filename, file_error=False)
|
|
|
self.current.merge(newConfig)
|
|
|
|
|
|
def update_config_obj_from_default_file(self, ipythondir=None):
|
|
|
fname = self.resolve_file_path(self.filename, ipythondir)
|
|
|
self.update_config_obj_from_file(fname)
|
|
|
|
|
|
def write_config_obj_to_file(self, filename):
|
|
|
f = open(filename, 'w')
|
|
|
self.current.write(f)
|
|
|
f.close()
|
|
|
|
|
|
def write_default_config_file(self):
|
|
|
ipdir = get_ipython_dir()
|
|
|
fname = ipdir + '/' + self.filename
|
|
|
if not os.path.isfile(fname):
|
|
|
print "Writing the configuration file to: " + fname
|
|
|
self.write_config_obj_to_file(fname)
|
|
|
|
|
|
def _import(self, key):
|
|
|
package = '.'.join(key.split('.')[0:-1])
|
|
|
obj = key.split('.')[-1]
|
|
|
execString = 'from %s import %s' % (package, obj)
|
|
|
exec execString
|
|
|
exec 'temp = %s' % obj
|
|
|
return temp
|
|
|
|
|
|
def resolve_file_path(self, filename, ipythondir = None):
|
|
|
"""Resolve filenames into absolute paths.
|
|
|
|
|
|
This function looks in the following directories in order:
|
|
|
|
|
|
1. In the current working directory or by absolute path with ~ expanded
|
|
|
2. In ipythondir if that is set
|
|
|
3. In the IPYTHONDIR environment variable if it exists
|
|
|
4. In the ~/.ipython directory
|
|
|
|
|
|
Note: The IPYTHONDIR is also used by the trunk version of IPython so
|
|
|
changing it will also affect it was well.
|
|
|
"""
|
|
|
|
|
|
# In cwd or by absolute path with ~ expanded
|
|
|
trythis = os.path.expanduser(filename)
|
|
|
if os.path.isfile(trythis):
|
|
|
return trythis
|
|
|
|
|
|
# In ipythondir if it is set
|
|
|
if ipythondir is not None:
|
|
|
trythis = ipythondir + '/' + filename
|
|
|
if os.path.isfile(trythis):
|
|
|
return trythis
|
|
|
|
|
|
trythis = get_ipython_dir() + '/' + filename
|
|
|
if os.path.isfile(trythis):
|
|
|
return trythis
|
|
|
|
|
|
return None
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
