      """ Perform tasks relating to alignments file """
      def __init__(self, arguments):
          logger.debug("Initializing %s: (arguments: '%s'", self.__class__.__name__, arguments)
          self.args = arguments
          set_system_verbosity(self.args.loglevel)
          self.alignments = self.load_alignments()
          logger.debug("Initialized %s", self.__class__.__name__)
  
      def load_alignments(self):
          """ Loading alignments """
 
</s> remove         Utils.set_verbosity(self.args.loglevel)
 </s> add  </s> remove         set_system_verbosity(arguments.loglevel)
 </s> add  </s> remove         Utils.set_verbosity(self._args.loglevel)
 </s> add  </s> remove         set_system_verbosity(arguments.loglevel)
 </s> add  </s> remove 
from lib.utils import set_system_verbosity
 </s> add 
      """ Perform tasks relating to alignments file """
      def __init__(self, arguments):
          logger.debug("Initializing %s: (arguments: '%s'", self.__class__.__name__, arguments)
          self.args = arguments

          self.alignments = self.load_alignments()
          logger.debug("Initialized %s", self.__class__.__name__)
  
      def load_alignments(self):
          """ Loading alignments """
keep keep keep keep replace keep keep keep keep keep
 Update Dependencies (#950)

* 1st Round update for Python 3.7, TF1.15, Keras2.3
    Move Tensorflow logging verbosity prior to first tensorflow import
    Keras Optimizers and nn_block update
    lib.logger - Change tf deprecation messages from WARNING to DEBUG
    Raise Tensorflow Max version check to 1.15
    Update requirements and conda check for python 3.7+
    Update install scripts, travis and documentation to Python 3.7

* Revert Keras to 2.2.4 
tools/alignments.py