old_contents: __all__ = ['merge_files', 'remove_file', 'remove_files']
  
  import os
  import glob
  
  
  def merge_files(dst, src_glob, nbytes=1 << 30):
      """Merge src files to dst. Only works on Linux.
  
      :type dst: str
      :param dst: Destination path
  
      :type src_glob: str
      :param src_glob: Source glob pattern.
  
      :type nbytes: str
      :param nbytes: Number of bytes sent per iteration.
      """
  
      paths = sorted(glob.iglob(src_glob))
      if paths:
          OVERWRITE_FLAGS = os.O_WRONLY|os.O_CREAT|os.O_TRUNC
          dest_fd = os.open(dst, flags=OVERWRITE_FLAGS, mode=0o666)
          for path in paths:
              src_fd = os.open(path, os.O_RDONLY)
              while os.sendfile(dest_fd, src_fd, offset=None, count=nbytes) != 0:
                  pass
              os.remove(path)
  
  
  def remove_file(path):
      try:
          os.remove(path)
      except FileNotFoundError:
          pass
  
  
  def remove_files(*paths):
      for path in paths:
          remove_file(path)
  
new_contents: __all__ = ['merge_files', 'remove_file', 'remove_files']
  
  import os
  import glob
  import zipfile
  
  try:
      import zlib
  except:
      DEFAULT_ZIP_MODE = zipfile.ZIP_STORED
  else:
      DEFAULT_ZIP_MODE = zipfile.ZIP_DEFLATED
  
  
  def merge_files(dst, src_glob, nbytes=1 << 30):
      """Merge src files to dst. Only works on Linux.
  
      :type dst: str
      :param dst: Destination path
  
      :type src_glob: str
      :param src_glob: Source glob pattern.
  
      :type nbytes: str
      :param nbytes: Number of bytes sent per iteration.
      """
  
      paths = sorted(glob.iglob(src_glob))
      if paths:
          OVERWRITE_FLAGS = os.O_WRONLY|os.O_CREAT|os.O_TRUNC
          dest_fd = os.open(dst, flags=OVERWRITE_FLAGS, mode=0o666)
          for path in paths:
              src_fd = os.open(path, os.O_RDONLY)
              while os.sendfile(dest_fd, src_fd, offset=None, count=nbytes) != 0:
                  pass
              os.remove(path)
  
  
  def remove_file(path):
      try:
          os.remove(path)
      except FileNotFoundError:
          pass
  
  
  def remove_files(glob_pattern='', paths=()):
      if glob_pattern:
          paths = glob.iglob(glob_pattern)
  
      for path in paths:
          remove_file(path)
  
  
  def zip_files(dest, glob_pattern='', paths=(), mode='w', compression=DEFAULT_ZIP_MODE):
      if glob_pattern:
          paths = glob.iglob(glob_pattern)
  
      with zipfile.ZipFile(dest, mode=mode, compression=compression) as zipper:
          for path in paths:
              filename = os.path.split(path)[1]
              zipper.write(path, arcname=filename)
  
subject: Add zip_files, change remove_files arguments