fishbook/fishbook/frontend/util.py
2020-07-22 13:35:12 +02:00

10 lines
345 B
Python

def safe_get_val(dictionary:dict, key, default=None):
return dictionary[key] if key in dictionary.keys() else default
def results_check(results, id, text="ID"):
if len(results) == 0:
raise ValueError("%s %s does not exist!" % (text, id))
elif len(results) > 1:
raise ValueError("%s %s is not unique!" % (text, id))