Why am I receiving "PermissionDenied: 403 The caller does not have permission"?

Question

I am trying to run python samples from GoogleCloudPlatform/python-docs-samples using Video Intelligence API. Specifically, I am receiving Permission Denied 403 when I am running the command "python3 beta_snippets.py streaming-labels resources/cat.mp4"

• Solutions attempted:

1. Supplying Google Application Credentials with 'gcloud auth application-default login'
2. Supplying Google Application Credentials with downloaded .json key
3. Creating another service account

• Steps to recreate problem: source /home/[REDACTED]/bin/activate

export GOOGLE_APPLICATION_CREDENTIALS=/home/[REDACTED]/[REDACTED].json

cd /home/[REDACTED]/python-docs-samples/videointelligence/samples/analyze

python3 beta_snippets.py streaming-labels resources/cat.mp4

• Error Log: Traceback (most recent call last): File "/home/[REDACTED]/python-docs-samples/videointelligence/samples/analyze/beta_snippets.py", line 902, in detect_labels_streaming(args.path) File "/home/[REDACTED]/python-docs-samples/videointelligence/samples/analyze/beta_snippets.py", line 256, in detect_labels_streaming responses = client.streaming_annotate_video(requests, timeout=600) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/[REDACTED]/[REDACTED]/lib/python3.11/site-packages/google/cloud/videointelligence_v1p3beta1/services/streaming_video_intelligence_service/client.py", line 750, in streaming_annotate_video response = rpc( ^^^^ File "/home/[REDACTED]/[REDACTED]/lib/python3.11/site-packages/google/api_core/gapic_v1/method.py", line 131, in call return wrapped_func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/[REDACTED]/[REDACTED]/lib/python3.11/site-packages/google/api_core/retry/retry_unary.py", line 293, in retry_wrapped_func return retry_target( ^^^^^^^^^^^^^ File "/home/[REDACTED]/[REDACTED]/lib/python3.11/site-packages/google/api_core/retry/retry_unary.py", line 153, in retry_target _retry_error_helper( File "/home/[REDACTED]/[REDACTED]/lib/python3.11/site-packages/google/api_core/retry/retry_base.py", line 212, in _retry_error_helper raise final_exc from source_exc File "/home/[REDACTED]/[REDACTED]/lib/python3.11/site-packages/google/api_core/retry/retry_unary.py", line 144, in retry_target result = target() ^^^^^^^^ File "/home/[REDACTED]/[REDACTED]/lib/python3.11/site-packages/google/api_core/timeout.py", line 120, in func_with_timeout return func(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^ File "/home/[REDACTED]/[REDACTED]/lib/python3.11/site-packages/google/api_core/grpc_helpers.py", line 174, in error_remapped_callable raise exceptions.from_grpc_error(exc) from exc google.api_core.exceptions.PermissionDenied: 403 The caller does not have permission