# SPDX-License-Identifier: Apache-2.0
#
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# this file be licensed under the Apache-2.0 license or a
# compatible open source license.
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# Modifications Copyright OpenSearch Contributors. See
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#  the Apache License, Version 2.0 (the "License"); you may
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# 	http://www.apache.org/licenses/LICENSE-2.0
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import sys

from .base import Connection
from .http_requests import RequestsHttpConnection
from .http_urllib3 import Urllib3HttpConnection, create_ssl_context

__all__ = [
    "Connection",
    "RequestsHttpConnection",
    "Urllib3HttpConnection",
    "create_ssl_context",
]

try:
    # Asyncio only supported on Python 3.6+
    if sys.version_info < (3, 6):
        raise ImportError

    from .http_async import AsyncHttpConnection

    __all__ += [
        "AsyncHttpConnection",
    ]
except (ImportError, SyntaxError):
    pass