old_contents: from ._version import __version__
  from .api import get, now, utcnow
  from .arrow import Arrow
  from .factory import ArrowFactory
  from .formatter import (
      FORMAT_ATOM,
      FORMAT_COOKIE,
      FORMAT_RFC822,
      FORMAT_RFC850,
      FORMAT_RFC1036,
      FORMAT_RFC1123,
      FORMAT_RFC2822,
      FORMAT_RFC3339,
      FORMAT_RSS,
      FORMAT_W3C,
  )
  from .parser import ParserError
  
new_contents: from ._version import __version__
  from .api import get, now, utcnow
  from .arrow import Arrow
  from .factory import ArrowFactory
  from .formatter import (
      FORMAT_ATOM,
      FORMAT_COOKIE,
      FORMAT_RFC822,
      FORMAT_RFC850,
      FORMAT_RFC1036,
      FORMAT_RFC1123,
      FORMAT_RFC2822,
      FORMAT_RFC3339,
      FORMAT_RSS,
      FORMAT_W3C,
  )
  from .parser import ParserError
  
  # https://mypy.readthedocs.io/en/stable/command_line.html#cmdoption-mypy-no-implicit-reexport
  # Mypy with --strict or --no-implicit-reexport requires an explicit reexport.
  __all__ = [
      "__version__",
      "get",
      "now",
      "utcnow",
      "Arrow",
      "ArrowFactory",
      "FORMAT_ATOM",
      "FORMAT_COOKIE",
      "FORMAT_RFC822",
      "FORMAT_RFC850",
      "FORMAT_RFC1036",
      "FORMAT_RFC1123",
      "FORMAT_RFC2822",
      "FORMAT_RFC3339",
      "FORMAT_RSS",
      "FORMAT_W3C",
      "ParserError",
  ]
  
subject: Reconfigure arrow/__init__.py to avoid mypy --strict problems (#938)