add dict_query.py
add dict_query.py

EuroPython/ep-tools,PythonSanSebastian/ep-tools,PythonSanSebastian/ep-tools,PythonSanSebastian/ep-tools,EuroPython/ep-tools,EuroPython/ep-tools,PythonSanSebastian/ep-tools,EuroPython/ep-tools