old_contents: from argparse import RawDescriptionHelpFormatter
  import os
  import sys
  import textwrap
  
  import yaml
  
  from conda.cli import common
  from conda.cli import main_list
  from conda import config
  from conda import install
  
  from ..env import from_environment
  
  description = """
  Export a given environment
  """
  
  example = """
  examples:
      conda env export
      conda env export --file SOME_FILE
  """
  
  
  def configure_parser(sub_parsers):
      p = sub_parsers.add_parser(
          'export',
          formatter_class=RawDescriptionHelpFormatter,
          description=description,
          help=description,
          epilog=example,
      )
  
      p.add_argument(
          '-n', '--name',
          action='store',
          help='name of environment (in %s)' % os.pathsep.join(config.envs_dirs),
          default=None,
      )
  
      p.add_argument(
          '-f', '--file',
          default=None,
          required=False
      )
  
      p.set_defaults(func=execute)
  
  
  # TODO Make this aware of channels that were used to install packages
  def execute(args, parser):
      if not args.name:
          # Note, this is a hack fofr get_prefix that assumes argparse results
          # TODO Refactor common.get_prefix
          name = os.environ.get('CONDA_DEFAULT_ENV', False)
          if not name:
              msg = "Unable to determine environment\n\n"
              msg += textwrap.dedent("""
                  Please re-run this command with one of the following options:
  
                  * Provide an environment name via --name or -n
                  * Re-run this command inside an activated conda environment.""").lstrip()
              # TODO Add json support
              common.error_and_exit(msg, json=False)
          args.name = name
      else:
          name = args.name
      prefix = common.get_prefix(args)
  
      env = from_environment(name, prefix)
  
      if args.file is None:
          fp = sys.stdout
      else:
          fp = open(args.file, 'wb')
      env.to_yaml(stream=fp)
      # yaml.dump(data, default_flow_style=False, stream=fp)
  
new_contents: from argparse import RawDescriptionHelpFormatter
  import os
  import sys
  import textwrap
  
  import yaml
  
  from conda.cli import common
  from conda.cli import main_list
  from conda import config
  from conda import install
  
  from ..env import from_environment
  
  description = """
  Export a given environment
  """
  
  example = """
  examples:
      conda env export
      conda env export --file SOME_FILE
  """
  
  
  def configure_parser(sub_parsers):
      p = sub_parsers.add_parser(
          'export',
          formatter_class=RawDescriptionHelpFormatter,
          description=description,
          help=description,
          epilog=example,
      )
  
      p.add_argument(
          '-n', '--name',
          action='store',
          help='name of environment (in %s)' % os.pathsep.join(config.envs_dirs),
          default=None,
      )
  
      p.add_argument(
          '-f', '--file',
          default=None,
          required=False
      )
  
      p.set_defaults(func=execute)
  
  
  # TODO Make this aware of channels that were used to install packages
  def execute(args, parser):
      if not args.name:
          # Note, this is a hack fofr get_prefix that assumes argparse results
          # TODO Refactor common.get_prefix
          name = os.environ.get('CONDA_DEFAULT_ENV', False)
          if not name:
              msg = "Unable to determine environment\n\n"
              msg += textwrap.dedent("""
                  Please re-run this command with one of the following options:
  
                  * Provide an environment name via --name or -n
                  * Re-run this command inside an activated conda environment.""").lstrip()
              # TODO Add json support
              common.error_and_exit(msg, json=False)
          args.name = name
      else:
          name = args.name
      prefix = common.get_prefix(args)
  
      env = from_environment(name, prefix)
  
      if args.file is None:
          fp = sys.stdout
      else:
          fp = open(args.file, 'wb')
      env.to_yaml(stream=fp)
  
subject: Remove unused code