def connection_from_pool_key(
        self, pool_key: PoolKey, request_context: dict[str, typing.Any]
    ) -> HTTPConnectionPool:
        """
        Get a :class:`urllib3.connectionpool.ConnectionPool` based on the provided pool key.

        ``pool_key`` should be a namedtuple that only contains immutable
        objects. At a minimum it must have the ``scheme``, ``host``, and
        ``port`` fields.
        """
        with self.pools.lock:
            # If the scheme, host, or port doesn't match existing open
            # connections, open a new ConnectionPool.
            pool = self.pools.get(pool_key)
            if pool:
                return pool

            # Make a fresh ConnectionPool of the desired type
            scheme = request_context["scheme"]
            host = request_context["host"]
            port = request_context["port"]
            pool = self._new_pool(scheme, host, port, request_context=request_context)
            self.pools[pool_key] = pool

        return pool

        Get a :class:`urllib3.connectionpool.ConnectionPool` based on the provided pool key.

        ``pool_key`` should be a namedtuple that only contains immutable
        objects. At a minimum it must have the ``scheme``, ``host``, and
        ``port`` fields.
        
Solutions/CyberArkAudit/Data Connectors/.python_packages/lib/site-packages/urllib3/poolmanager.py