ValueError: not enough values to unpack (expected 2, got 1)

[Wolfpack2605]

types={}

c=input("Car: ")
while c != '':
  car, colour = c.split()
  types[car] = colour
  colour=input("Car: ")
  
print(types)

Output:
Car: bg

Error:
Traceback (most recent call last):
  File "program.py", line 5, in <module>
    car, colour = c.split()
ValueError: not enough values to unpack (expected 2, got 1)

What is this error that I am getting? PLease help.

[buran]

OP solved their problem