Implement dbutils.widgets mock with env-var storage - #10
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Co-authored-by: Karan Gupta <engineeringmadness@users.noreply.github.com>
Add WidgetsMock supporting text, dropdown, get, remove, and removeAll. Widget values are stored in os.environ keyed by widget name, with an internal registry for lifecycle management. Co-authored-by: Karan Gupta <engineeringmadness@users.noreply.github.com>
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August 8, 2026 11:37
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Summary
Implements
dbutils.widgetsfor the local mock, replacing the no-op stub with real widget support backed by environment variables.text(name, default)— setsos.environ[name]to the default (overwrites any existing value)dropdown(name, default, choices)— validates default ∈ choices, then sets env varget(name)— returns env var value; raisesDbutilsErrorif widget was never createdremove(name)— deletes env var and registry entry; returnsNoneif widget doesn't existremoveAll()— clears all registered widget env varsWidget values are accessible anywhere in the process via
os.environ/os.getenv().Design
Spec:
docs/superpowers/specs/2026-08-08-dbutils-widgets-design.mdTest plan
python3.14 -m pytest tests/test_dbutils_widgets.py -v(9 tests)python3.14 -m coverage run -m pytest tests/ -v(71 tests, all pass)