casa5

import os

import shutil

from taskinit import gentools

​

# A function object that can be passed to ignore parameter

# of shutil.copytree. It will ignore subversion directory

# when data are copied to working directory.

ignore_subversion = shutil.ignore_patterns('.svn')

​

def copytree_ignore_subversion(datadir, name, outname=None):

    if outname is None:

        outname = name

    if not os.path.exists(name):

        shutil.copytree(os.path.join(datadir, name), outname,

                        ignore=ignore_subversion)

​

​

def get_table_cache():

    (mytb,) = gentools(['tb'])

    cache = mytb.showcache()

    #print 'cache = {}'.format(cache)

    return cache

​

​

class TableCacheValidator(object):

    def __init__(self):

        self.original_cache = get_table_cache()

    def validate(self):

        cache = get_table_cache()

        #print 'original {} current {}'.format(self.original_cache, cache)

        return len(cache) == 0 or cache == self.original_cache