restructure yanny object for future Table support

pydl/pydlutils/tests/__init__.py

@@ -3,60 +3,3 @@
 """
 This is the pydl/pydlutils/tests directory.
 """
-
-import os
-import shutil
-import stat
-import tempfile
-import time
-import warnings
-
-
-class YannyTestCase(object):
-    """Based on astropy.io.fits.tests.FitsTestCase.
-    """
-    save_temp = False
-
-    def setup(self):
-        self.data_dir = os.path.join(os.path.dirname(__file__), 't')
-        self.temp_dir = tempfile.mkdtemp(prefix='yanny-test-')
-        # Ignore deprecation warnings--this only affects Python 2.5 and 2.6,
-        # since deprecation warnings are ignored by defualt on 2.7
-        warnings.simplefilter('ignore')
-        warnings.simplefilter('always', UserWarning)
-        # raise ValueError("I am setting up a subclass of YannyTestCase!")
-
-    def teardown(self):
-        warnings.resetwarnings()
-        if not self.save_temp:
-            if hasattr(self, 'temp_dir') and os.path.exists(self.temp_dir):
-                tries = 3
-                while tries:
-                    try:
-                        shutil.rmtree(self.temp_dir)
-                        break
-                    except OSError:
-                        # Probably couldn't delete the file because for whatever
-                        # reason a handle to it is still open/hasn't been
-                        # garbage-collected
-                        time.sleep(0.5)
-                        tries -= 1
-        # raise ValueError("I am tearing down up a subclass of YannyTestCase!")
-
-    def copy_file(self, filename):
-        """Copies a backup of a test data file to the temp dir and sets its
-        mode to writeable.
-        """
-
-        shutil.copy(self.data(filename), self.temp(filename))
-        os.chmod(self.temp(filename), stat.S_IREAD | stat.S_IWRITE)
-
-    def data(self, filename):
-        """Returns the path to a test data file."""
-
-        return os.path.join(self.data_dir, filename)
-
-    def temp(self, filename):
-        """ Returns the full path to a file in the test temp dir."""
-
-        return os.path.join(self.temp_dir, filename)