old_contents: """
  Top-level Flask application for HXL Proxy
  David Megginson
  January 2015
  
  License: Public Domain
  Documentation: http://hxlstandard.org
  """
  
  import os
  
  import requests_cache
  from flask import Flask, g, request
  from flask_caching import Cache
  
  import werkzeug.datastructures
  from . import reverse_proxied
  
  __version__="1.23"
  """Module version number
  See https://www.python.org/dev/peps/pep-0396/
  """
  
  # Main application object
  app = Flask(__name__)
  
  # Handle subpaths
  app.wsgi_app = reverse_proxied.ReverseProxied(app.wsgi_app)
  
  # Config
  app.config.from_object('hxl_proxy.default_config')
  if os.environ.get('HXL_PROXY_CONFIG'):
      app.config.from_envvar('HXL_PROXY_CONFIG')
  app.jinja_env.trim_blocks = True
  app.jinja_env.lstrip_blocks = True
  
  # Set up output cache
  cache = Cache(app, config=app.config.get('CACHE_CONFIG'))
  
  # (Setting up requests cache dynamically in controllers.py)
  
  # Needed to register annotations
  import hxl_proxy.controllers
  
  # end
  
new_contents: """
  Top-level Flask application for HXL Proxy
  David Megginson
  January 2015
  
  License: Public Domain
  Documentation: http://hxlstandard.org
  """
  
  import os
  
  import requests_cache
  from flask import Flask, g, request
  from flask_caching import Cache
  
  import werkzeug.datastructures
  from . import reverse_proxied
  
  __version__="1.24"
  """Module version number
  See https://www.python.org/dev/peps/pep-0396/
  """
  
  # Main application object
  app = Flask(__name__)
  
  # Handle subpaths
  app.wsgi_app = reverse_proxied.ReverseProxied(app.wsgi_app)
  
  # Config
  app.config.from_object('hxl_proxy.default_config')
  if os.environ.get('HXL_PROXY_CONFIG'):
      app.config.from_envvar('HXL_PROXY_CONFIG')
  app.jinja_env.trim_blocks = True
  app.jinja_env.lstrip_blocks = True
  
  # Set up output cache
  cache = Cache(app, config=app.config.get('CACHE_CONFIG'))
  
  # (Setting up requests cache dynamically in controllers.py)
  
  # Needed to register annotations
  import hxl_proxy.controllers
  
  # end
  
subject: Update __init__.py