cbrs UI test pr (meant to be used to play around, won't merge)

[xurui-c]

[codecov[bot]]

:x: 1 Tests Failed:

Tests completed	Failed	Passed	Skipped
1	1	0	0

View the top 1 failed test(s) by shortest run time

::tests.query.allocation_policies.test_allocation_policy_base

Stack Traces | 0s run time

ImportError while importing test module '.../query/allocation_policies/test_allocation_policy_base.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
.../local/lib/python3.11.../site-packages/_pytest/python.py:493: in importtestmodule
    mod = import_path(
.../local/lib/python3.11.../site-packages/_pytest/pathlib.py:582: in import_path
    importlib.import_module(module_name)
.../local/lib/python3.11/importlib/__init__.py:126: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
<frozen importlib._bootstrap>:1204: in _gcd_import
    ???
<frozen importlib._bootstrap>:1176: in _find_and_load
    ???
<frozen importlib._bootstrap>:1147: in _find_and_load_unlocked
    ???
<frozen importlib._bootstrap>:690: in _load_unlocked
    ???
.../local/lib/python3.11.../_pytest/assertion/rewrite.py:184: in exec_module
    exec(co, module.__dict__)
.../query/allocation_policies/test_allocation_policy_base.py:8: in <module>
    from snuba.query.allocation_policies import (
E   ImportError: cannot import name 'InvalidPolicyConfig' from 'snuba.query.allocation_policies' (.../query/allocation_policies/__init__.py)

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