error.txt

error: Program failed with an unhandled exception:
    error: Traceback (most recent call last):
      File "/usr/local/bin/pulumi-language-python-exec", line 85, in <module>
        loop.run_until_complete(coro)
      File "/Users/josh/.pyenv/versions/3.6.4/lib/python3.6/asyncio/base_events.py", line 467, in run_until_complete
        return future.result()
      File "/Users/josh/.local/share/virtualenvs/pulumi-eks-cluster-py-fAtfF6Zz/lib/python3.6/site-packages/pulumi/runtime/stack.py", line 34, in run_in_stack
        Stack(func)
      File "/Users/josh/.local/share/virtualenvs/pulumi-eks-cluster-py-fAtfF6Zz/lib/python3.6/site-packages/pulumi/runtime/stack.py", line 93, in __init__
        func()
      File "/usr/local/bin/pulumi-language-python-exec", line 84, in <lambda>
        coro = pulumi.runtime.run_in_stack(lambda: runpy.run_path(args.PROGRAM, run_name='__main__'))
      File "/Users/josh/.pyenv/versions/3.6.4/lib/python3.6/runpy.py", line 280, in run_path
        run_name, mod_spec, pkg_name).copy()
      File "/Users/josh/.pyenv/versions/3.6.4/lib/python3.6/runpy.py", line 85, in _run_code
        exec(code, run_globals)
      File "./__main__.py", line 62, in <module>
        availability_zone=get_aws_az(num),
      File "./__main__.py", line 18, in get_aws_az
        return zones.names[index]
    AttributeError: 'coroutine' object has no attribute 'names'
    error: an unhandled error occurred: Program exited with non-zero exit code: 1

subnet.py

subnet = ec2.Subnet(
        subnet_name,
        vpc_id=vpc.id,
        availability_zone=pulumi_aws.get_availability_zones().names[num],
        cidr_block=subnet_ranges[num],
        map_public_ip_on_launch=True,
        tags={"Name": subnet_name, **default_tags},
    )