Getting a failure during execution using EMR example code (TypeError: 'coroutine' object is not subscriptable)

Here is the trace back from the last two blocks in CloudWatch:

Executing: 0%| | 0/11 [00:00
IPKernelApp.launch_instance(kernel_class=PySparkKernel)
File "/usr/local/lib/python3.7/site-packages/traitlets/config/application.py", line 844, in launch_instance
app.initialize(argv)
File "/usr/local/lib/python3.7/site-packages/traitlets/config/application.py", line 87, in inner
return method(app, *args, **kwargs)
File "/usr/local/lib/python3.7/site-packages/ipykernel/kernelapp.py", line 638, in initialize
self.init_kernel()
File "/usr/local/lib/python3.7/site-packages/ipykernel/kernelapp.py", line 501, in init_kernel
user_ns=self.user_ns,
File "/usr/local/lib/python3.7/site-packages/traitlets/config/configurable.py", line 537, in instance
inst = cls(*args, **kwargs)
File "/usr/local/lib/python3.7/site-packages/sparkmagic/kernels/pysparkkernel/pysparkkernel.py", line 29, in __init__
**kwargs)
File "/usr/local/lib/python3.7/site-packages/sparkmagic/kernels/wrapperkernel/sparkkernelbase.py", line 47, in __init__
self._load_magics_extension()
File "/usr/local/lib/python3.7/site-packages/sparkmagic/kernels/wrapperkernel/sparkkernelbase.py", line 76, in _load_magics_extension
log_if_error="Failed to load the Spark kernels magics library.")
File "/usr/local/lib/python3.7/site-packages/sparkmagic/kernels/wrapperkernel/sparkkernelbase.py", line 107, in _execute_cell
if shutdown_if_error and reply_content[u"status"] == u"error":

TypeError: 'coroutine' object is not subscriptable