casa6

import os as _os

import re as _re

import sys as _sys

#import time

from casac import casac as _casac

​

_homedir = _os.getenv('HOME')

if _homedir == None :

   print "Environment variable HOME is not set, please set it"

   _sys.exit(1)

​

#import casadef

​

##

## first set up CASAPATH

##

if _os.environ.has_key('CASAPATH') :

    __casapath__ = _os.environ['CASAPATH'].split(' ')[0]

    if not _os.path.exists(__casapath__ + "/data") :

        raise RuntimeError, "CASAPATH environment variable is improperly set"

else :

    __casapath__ = _casac.__file__

    while __casapath__ and __casapath__ != "/" :

        if _os.path.exists( __casapath__ + "/data") :

            break

        __casapath__ = _os.path.dirname(__casapath__)

    if __casapath__ and __casapath__ != "/" :

        _os.environ['CASAPATH']=__casapath__ + " linux local host"

    else :

        raise RuntimeError, "CASAPATH environment variable must be set"

​

#import __casac__

#cu = __casac__.utils.utils()

#xcu = __casac__.utils.utils

​

# this dict should transition to namespace (as with argparser)

# --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---

#from casa_system import casa as config

​

#casa = { 'build': {

#             'time': casadef.build_time,

#             'version': cu.version_info( ),

#             'number': casadef.subversion_revision

#         },

#         'source': {

#             'url': casadef.subversion_url,

#             'revision': casadef.subversion_revision

#         },

#         'helpers': {

#             'logger': 'casalogger',

#             'viewer': 'casaviewer',

#             'info': None,

#             'dbus': None,

#             'ipcontroller': None,

#             'ipengine': None

#         },

#         'dirs': {

#             'rc': _homedir + '/.casa',

#             'data': __casapath__ + "/data",

#             'recipes': __casapath__ + "/lib/python2.7/recipes",

#             'root': __casapath__,

#             'python':  __casapath__ + "/lib/python2.7",

#             'pipeline': None,

#             'xml': __casapath__ + "/xml"

#         },

#         'flags': { },

#         'files': { 

#             'logfile': _os.getcwd( ) + '/casa-'+time.strftime("%Y%m%d-%H%M%S", time.gmtime())+'.log'

#         },

#         'state' : {

#             'startup': True,

#             'unwritable': set( )

#         }

#       }

​

##

## next adjust the PYTHONPATH

##

def _adapt_pythonpath(searchroot):

    # tarball location

    guess = _os.path.join(searchroot, 'lib/python2.7/site-packages/numpy')

    if _os.path.isdir(guess):

        _sys.path.append(_os.path.dirname(guess))

    else:

        for root, dirs, files in _os.walk(searchroot):

            # skip data folder which might be a network mount

            if root == searchroot and 'data' in dirs:

                del dirs[dirs.index('data')]

            if root.endswith("/numpy"):

                _sys.path.append(_os.path.dirname(root))

                break