stefpiatek

def average_age(group):
    """Compute the average age of the group's members."""
    all_ages = [person["age"] for person in group.values()]
    return sum(all_ages) / len(group)


def forget(group, person1, person2):
    """Remove the connection between two people."""
    group[person1]["relations"].pop(person2, None)
    group[person2]["relations"].pop(person1, None)

stefpiatek

#!/usr/bin/env python
import os
import sys

if __name__ == "__main__":
    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "project.settings")
    try:
        from django.core.management import execute_from_command_line
    except ImportError:
        # The above import may fail for some other reason. Ensure that the