old_contents: # vim: tabstop=4 shiftwidth=4 softtabstop=4
  
  #    Copyright (C) 2012 Yahoo! Inc. All Rights Reserved.
  #
  #    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.
  
  import sys
  
  import termcolor
  
  from anvil import env
  from anvil import type_utils as tu
  
  COLORS = termcolor.COLORS.keys()
  
  LOG_COLOR = True
  if 'LOG_COLOR' in env.get():
      LOG_COLOR = tu.make_bool(env.get_key('LOG_COLOR'))
  if not sys.stdout.isatty():
      LOG_COLOR = False
  
  
  def color_enabled():
      return LOG_COLOR
  
  
  def quote(data, quote_color='green', **kargs):
      if not color_enabled():
          return "'%s'" % (data)
      else:
          text = str(data)
          if len(text) == 0:
              text = "''"
          return color(text, quote_color, **kargs)
  
  
  def color(data, color_to_be, bold=False, underline=False, blink=False):
      text = str(data)
      text_attrs = list()
      if bold:
          text_attrs.append('bold')
      if underline:
          text_attrs.append('underline')
      if blink:
          text_attrs.append('blink')
      if color_enabled() and color_to_be in COLORS:
          return termcolor.colored(text, color_to_be, attrs=text_attrs)
      else:
          return text
  
new_contents: # vim: tabstop=4 shiftwidth=4 softtabstop=4
  
  #    Copyright (C) 2012 Yahoo! Inc. All Rights Reserved.
  #
  #    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.
  
  import sys
  
  import termcolor
  
  from anvil import env
  from anvil import type_utils as tu
  
  COLORS = termcolor.COLORS.keys()
  
  LOG_COLOR = True
  if 'LOG_COLOR' in env.get():
      LOG_COLOR = tu.make_bool(env.get_key('LOG_COLOR'))
  if not sys.stdout.isatty():
      LOG_COLOR = False
  
  
  def quote(data, quote_color='green', **kargs):
      if not LOG_COLOR:
          return "'%s'" % (data)
      else:
          text = str(data)
          if len(text) == 0:
              text = "''"
          return color(text, quote_color, **kargs)
  
  
  def color(data, color_to_be, bold=False, underline=False, blink=False):
      text = str(data)
      text_attrs = list()
      if bold:
          text_attrs.append('bold')
      if underline:
          text_attrs.append('underline')
      if blink:
          text_attrs.append('blink')
      if LOG_COLOR and color_to_be in COLORS:
          return termcolor.colored(text, color_to_be, attrs=text_attrs)
      else:
          return text
  
subject: Remove color_enabled() function and replace with LOG_COLOR usage