One players-list for thre teams

# adds the choice function from the random library
from random import choice

# Create two empty lists for teams A, B and C.
teamA = []
teamB = []
teamC = []
# Create a player list for the player group
players = ['Harry', 'Hermione', 'Neville', 'Ginny', 'Peter','Kelly','Anne','Justin','Tim']

print ("The players list for the pool of players are",int(len(players)))
print ('Harry', 'Hermione', 'Neville', 'Ginny', 'Peter','Kelly','Anne','Justin','Tim')

# Define the add_player_to_team function
def add_player_to_team(team):
    # Pick a random players, add them to the team list and remove from players.
    player_picked = choice(players)
    # Add them to the team list
    team.append(player_picked)
    # Remove from the pool of players
    players.remove(player_picked)

# Check if even number of players
if len(players)%3 != 0:
    print("There are an even number of players, please add another team player to the list")
else:
    # While there are players in the players list
    while len(players) != 0:
        # Call the add_player_to_team A function
        add_player_to_team(teamA)
        # Call the add_player_to_team B function
        add_player_to_team(teamB)
        # Call the add_player_to_team B function
        add_player_to_team(teamC)

print ("The list of players in team A is: " + str(teamA))
print ("The list of players in team B is: " + str(teamB))
print ("The list of players in team C is: " + str(teamC))

print ("The players list now is empty: " + str(players))