with_request_values_positionally

with_request_values_positionally.py

@decorator_with_args
def with_request_values_positionally(view, keys=[], optional_keys=[],
                                     error_view=request_by_json_missing_value):
    try:
        values = [request.values[key] for key in keys]
        
    #Only catch a KeyError from that particular lookup, not the whole view function
    except KeyError:
        return error_view()
        
    #None if not present
    optional_values = dict_values(request.values, keys)
    
    return view(*values)