from random import choice

teamA = []
teamB = []    # Create two empty lists for teams A and B

players = ['Harry', 'Isabel', 'Jack', 'Ginny']


def add_player_to_team(team):
	player_picked = choice(players)
	team.append(player_picked)
	players.remove(player_picked)

while len(players):
# Add a player to each team
    add_player_to_team(teamA)
    add_player_to_team(teamB)

print("teamA: ",(teamA))
print("teamB: ",(teamB))