old_contents: # No shebang line, this module is meant to be imported
  #
  # Copyright 2015 Ambient Entertainment GmbH & Co. KG
  # Copyright 2015 Oliver Palmer
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  """
  Disk Model
  ===========
  
  Model describing a given disk, with size and free space.
  """
  
  from sqlalchemy.schema import UniqueConstraint
  
  from pyfarm.master.application import db
  from pyfarm.models.core.types import IDTypeAgent
  from pyfarm.models.core.mixins import ReprMixin, UtilityMixins
  from pyfarm.models.core.types import id_column
  from pyfarm.models.core.cfg import (
      TABLE_AGENT_DISK, MAX_MOUNTPOINT_LENGTH, TABLE_AGENT)
  
  class AgentDisk(db.Model, UtilityMixins, ReprMixin):
      __tablename__ = TABLE_AGENT_DISK
  
      id = id_column(db.Integer)
  
      agent_id = db.Column(
          IDTypeAgent,
          db.ForeignKey("%s.id" % TABLE_AGENT),
          nullable=False)
  
      mountpoint = db.Column(
          db.String(MAX_MOUNTPOINT_LENGTH),
          nullable=False,
          doc="The mountpoint of this disk on the agent "
              "(Drive letter for Windows agents)")
  
      size = db.Column(
          db.BigInteger,
          nullable=False,
          doc="The total capacity of this disk in bytes")
  
      free = db.Column(
          db.BigInteger,
          nullable=False,
          doc="Available space on the disk in bytes.")
  
new_contents: # No shebang line, this module is meant to be imported
  #
  # Copyright 2015 Ambient Entertainment GmbH & Co. KG
  # Copyright 2015 Oliver Palmer
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  """
  Disk Model
  ==========
  
  Model describing a given disk, with size and free space.
  """
  
  from sqlalchemy.schema import UniqueConstraint
  
  from pyfarm.master.application import db
  from pyfarm.models.core.types import IDTypeAgent
  from pyfarm.models.core.mixins import ReprMixin, UtilityMixins
  from pyfarm.models.core.types import id_column
  from pyfarm.models.core.cfg import (
      TABLE_AGENT_DISK, MAX_MOUNTPOINT_LENGTH, TABLE_AGENT)
  
  class AgentDisk(db.Model, UtilityMixins, ReprMixin):
      __tablename__ = TABLE_AGENT_DISK
  
      id = id_column(db.Integer)
  
      agent_id = db.Column(
          IDTypeAgent,
          db.ForeignKey("%s.id" % TABLE_AGENT),
          nullable=False)
  
      mountpoint = db.Column(
          db.String(MAX_MOUNTPOINT_LENGTH),
          nullable=False,
          doc="The mountpoint of this disk on the agent "
              "(Drive letter for Windows agents)")
  
      size = db.Column(
          db.BigInteger,
          nullable=False,
          doc="The total capacity of this disk in bytes")
  
      free = db.Column(
          db.BigInteger,
          nullable=False,
          doc="Available space on the disk in bytes.")
  
subject: Adjust length of docstring underline