Code capture for Prefect workflows is very noisy

[crusaderky]

The code frames captured for Prefect workflows are mostly meaningless stack frames of /opt/coiled/env/lib/python3.11/threading.py which should be filtered out.

https://cloud.coiled.io/clusters/387906/information?viewedAccount=%22dask-engineering%22&tab=Code&computation=

@task(
    log_prints=True,
    retries=10,
    retry_delay_seconds=exponential_backoff(10),
    retry_jitter_factor=1,
)
@coiled.function(
    # snip - useful info
)
def json_file_to_parquet(file):
    """Convert raw JSON data file to Parquet."""
    # snip - useful info

/opt/coiled/env/lib/python3.11/threading.py
    def _bootstrap_inner(self):
        try:
            self._set_ident()
            self._set_tstate_lock()
            if _HAVE_THREAD_NATIVE_ID:
                self._set_native_id()
            self._started.set()
            with _active_limbo_lock:
                _active[self._ident] = self
                del _limbo[self]

            if _trace_hook:
                _sys.settrace(_trace_hook)
            if _profile_hook:
                _sys.setprofile(_profile_hook)

            try:
                self.run()
            except:
                self._invoke_excepthook(self)
        finally:
            self._delete()

/opt/coiled/env/lib/python3.11/threading.py
    def run(self):
        """Method representing the thread's activity.

        You may override this method in a subclass. The standard run() method
        invokes the callable object passed to the object's constructor as the
        target argument, if any, with sequential and keyword arguments taken
        from the args and kwargs arguments, respectively.

        """
        try:
            if self._target is not None:
                self._target(*self._args, **self._kwargs)
        finally:
            # Avoid a refcycle if the thread is running a function with
            # an argument that has a member that points to the thread.
            del self._target, self._args, self._kwargs

This is adjacent to

• Add Coiled to ignored modules for code sniffing #7986
• Ignore asyncio when scraping code #8122
• Don't capture functools frames in code #8146