Issue while doing sam build

[sshrma]

$ sam build
Traceback (most recent call last):
File "/usr/local/bin/sam", line 11, in
sys.exit(cli())
File "/usr/local/lib/python3.7/dist-packages/click/core.py", line 829, in call
return self.main(*args, **kwargs)
File "/usr/local/lib/python3.7/dist-packages/click/core.py", line 782, in main
rv = self.invoke(ctx)
File "/usr/local/lib/python3.7/dist-packages/click/core.py", line 1259, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File "/usr/local/lib/python3.7/dist-packages/click/core.py", line 1259, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File "/usr/local/lib/python3.7/dist-packages/click/core.py", line 1066, in invoke
return ctx.invoke(self.callback, **ctx.params)
File "/usr/local/lib/python3.7/dist-packages/click/core.py", line 610, in invoke
return callback(*args, **kwargs)
File "/usr/local/lib/python3.7/dist-packages/click/decorators.py", line 73, in new_func
return ctx.invoke(f, obj, *args, **kwargs)
File "/usr/local/lib/python3.7/dist-packages/click/core.py", line 610, in invoke
return callback(*args, **kwargs)
File "/usr/local/lib/python3.7/dist-packages/samcli/lib/telemetry/metrics.py", line 148, in wrapped
raise exception # pylint: disable=raising-bad-type
File "/usr/local/lib/python3.7/dist-packages/samcli/lib/telemetry/metrics.py", line 114, in wrapped
return_value = func(*args, **kwargs)
File "/usr/local/lib/python3.7/dist-packages/samcli/commands/local/start_api/cli.py", line 88, in cli
parameter_overrides,
File "/usr/local/lib/python3.7/dist-packages/samcli/commands/local/start_api/cli.py", line 114, in do_cli
from samcli.commands.local.cli_common.invoke_context import InvokeContext
File "/usr/local/lib/python3.7/dist-packages/samcli/commands/local/cli_common/invoke_context.py", line 12, in
from samcli.commands.local.lib.local_lambda import LocalLambdaRunner
File "/usr/local/lib/python3.7/dist-packages/samcli/commands/local/lib/local_lambda.py", line 11, in
from samcli.local.docker.container import ContainerResponseException
File "/usr/local/lib/python3.7/dist-packages/samcli/local/docker/container.py", line 11, in
import docker
File "/usr/local/lib/python3.7/dist-packages/docker/init.py", line 2, in
from .api import APIClient
File "/usr/local/lib/python3.7/dist-packages/docker/api/init.py", line 2, in
from .client import APIClient
File "/usr/local/lib/python3.7/dist-packages/docker/api/client.py", line 10, in
from .build import BuildApiMixin
File "/usr/local/lib/python3.7/dist-packages/docker/api/build.py", line 6, in
from .. import auth
File "/usr/local/lib/python3.7/dist-packages/docker/auth.py", line 9, in
from .utils import config
File "/usr/local/lib/python3.7/dist-packages/docker/utils/init.py", line 3, in
from .decorators import check_resource, minimum_version, update_headers
File "/usr/local/lib/python3.7/dist-packages/docker/utils/decorators.py", line 4, in
from . import utils
File "/usr/local/lib/python3.7/dist-packages/docker/utils/utils.py", line 13, in
from .. import tls
File "/usr/local/lib/python3.7/dist-packages/docker/tls.py", line 5, in
from .transport import SSLHTTPAdapter
File "/usr/local/lib/python3.7/dist-packages/docker/transport/init.py", line 11, in
from .sshconn import SSHHTTPAdapter
File "/usr/local/lib/python3.7/dist-packages/docker/transport/sshconn.py", line 1, in
import paramiko
File "/usr/lib/python3/dist-packages/paramiko/init.py", line 30, in
from paramiko.transport import SecurityOptions, Transport
File "/usr/lib/python3/dist-packages/paramiko/transport.py", line 66, in
from paramiko.sftp_client import SFTPClient
File "/usr/lib/python3/dist-packages/paramiko/sftp_client.py", line 41, in
from paramiko.sftp_file import SFTPFile
File "/usr/lib/python3/dist-packages/paramiko/sftp_file.py", line 66
self._close(async=True)
^
SyntaxError: invalid syntax