casa6

import os

if os.environ.has_key('LD_PRELOAD'):

    del os.environ['LD_PRELOAD']

import sys

import time

import signal

​

​

homedir = os.getenv('HOME')

if homedir == None :

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

   sys.exit(1)

home=os.environ['HOME']

​

​

try:

   import IPython

except ImportError, e:

   print 'Failed to load IPython: ', e

   exit(1)

try:

    import matplotlib

except ImportError, e:

    print "failed to load matplotlib:\n", e

    print "sys.path =", "\n\t".join(sys.path)

​

​

try:

    import casac 

except ImportError, e:

    print "failed to load casa:\n", e

    sys.exit(1)

​

​

import casadef

import __casac__

cu = __casac__.utils.utils()

​

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': None,

             'recipes': casadef.python_library_directory+'/recipes',

             'root': None

         },

         'flags': { },

         'files': { 

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

         },

         'state' : { 'startup': True }

       }

​

​

# Set up casa root

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

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

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

        raise RuntimeError, "Unable to find the data repository directory in your CASAPATH. Please fix."

    else :

        casa['dirs']['root'] = __casapath__

        casa['dirs']['data'] = __casapath__ + "/data"

else :

    __casapath__ = casac.__file__

    while __casapath__ and __casapath__ != "/" :

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

            break

        __casapath__ = os.path.dirname(__casapath__)

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

        raise RuntimeError, "casa path could not be determined"

    else :

        casa['dirs']['root'] = __casapath__