<commit_before>
__author__ = "<NAME>"
__date__ = "October 3rd, 2012"
__license__ = "GPL (version 2 or later)"

# Import python base modules
import sys
import logging
import data_loader as dl

# CONFIGURE THE LOGGER
logging.basicConfig(level=logging.DEBUG, stream=sys.stderr, format='%(asctime)s %(levelname)-8s %(message)s', datefmt='%b-%d %H:%M:%S')

def decorator_virtual_func_table_loader(f):
    """ This decorator is used to render certain functions virtual """
    def wrapper(self):
        if self.__class__ == TableLoader:
            return 'TableLoader is virtual.  Use subclass.'
        else:
            return f(self)
    return wrapper

class TableLoader(dl.Connector):
    """
        Base class for providing MySQL table access.  Inherits DataLoader.  This class is abstract (not enforced) and implements the
        Template Method design pattern.
    """

    def __init__(self, **kwargs):
        """ Initialize parent class. """
        self._table_name_ = 'meta'
        # self.set_connection(**kwargs)

    @decorator_virtual_func_table_loader
    def record_exists(self, **kwargs):
        """ Returns a boolean value reflecting whether a record exists in the table. """
        return

    @decorator_virtual_func_table_loader
    def insert_row(self, record_list, **kwargs):
        """ Try to insert a new record (s)into the table. """
        return

    @decorator_virtual_func_table_loader
    def delete_row(self, **kwargs):
        """ Try to delete a record() from the table. """
        return
<commit_msg>add. parent class init call.<commit_after>
__author__ = "<NAME>"
__date__ = "October 3rd, 2012"
__license__ = "GPL (version 2 or later)"

# Import python base modules
import sys
import logging
import data_loader as dl

# CONFIGURE THE LOGGER
logging.basicConfig(level=logging.DEBUG, stream=sys.stderr, format='%(asctime)s %(levelname)-8s %(message)s', datefmt='%b-%d %H:%M:%S')

def decorator_virtual_func_table_loader(f):
    """ This decorator is used to render certain functions virtual """
    def wrapper(self):
        if self.__class__ == TableLoader:
            return 'TableLoader is virtual.  Use subclass.'
        else:
            return f(self)
    return wrapper

class TableLoader(dl.Connector):
    """
        Base class for providing MySQL table access.  Inherits DataLoader.  This class is abstract (not enforced) and implements the
        Template Method design pattern.
    """

    def __init__(self, **kwargs):
        """ Initialize parent class. """
        super(TableLoader, self).__init__(**kwargs)
        self._table_name_ = 'meta'
        # self.set_connection(**kwargs)

    @decorator_virtual_func_table_loader
    def record_exists(self, **kwargs):
        """ Returns a boolean value reflecting whether a record exists in the table. """
        return

    @decorator_virtual_func_table_loader
    def insert_row(self, record_list, **kwargs):
        """ Try to insert a new record (s)into the table. """
        return

    @decorator_virtual_func_table_loader
    def delete_row(self, **kwargs):
        """ Try to delete a record() from the table. """
        return

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