> git clone https://github.com/DataDog/dd-trace-py> cd dd-trace-py> pip install -e .> pip install mypy> mypy --strict --check-untyped-defs | grep threading.pyddtrace/profiling/collector/threading.py:25: error: Need type annotation for "recorder"  [var-annotated]ddtrace/profiling/collector/threading.py:29: error: Function is missing a type annotation for one or more arguments  [no-untyped-def]ddtrace/profiling/collector/threading.py:316: error: Need type annotation for "tracer"  [var-annotated]> mypy --strict --check-untyped-defs --pretty...  File "mypy/main.py", line 100, in main  File "mypy/main.py", line 182, in run_build  File "mypy/build.py", line 192, in build  File "mypy/build.py", line 266, in _build  File "mypy/build.py", line 2942, in dispatch  File "mypy/build.py", line 3340, in process_graph  File "mypy/build.py", line 3465, in process_stale_scc  File "mypy/errors.py", line 915, in file_messages  File "mypy/errors.py", line 885, in format_messagesIndexError: list index out of range