<gh_stars>1-10
try:
    # Python 2
    from proxycrawl import ProxyCrawlMiddleware
    from request import ProxyCrawlRequest
    from response import ProxyCrawlResponse, ProxyCrawlTextResponse
except ImportError:
    # Python 3
    from .proxycrawl import ProxyCrawlMiddleware
    from .request import ProxyCrawlRequest

try:
    # Python 2
    from proxycrawl import ProxyCrawlMiddleware
    from request import ProxyCrawlRequest
    from response import ProxyCrawlResponse, ProxyCrawlTextResponse
except ImportError:
    # Python 3
    from .proxycrawl import ProxyCrawlMiddleware
    from .request import ProxyCrawlRequest
# Python 2 # Python 3