human
choose key conditionally from a tuple.
assistant
Here is a Python program to choose a key conditionally from a tuple

import random

def choose_key_from_tuple(key_tuple, condition):
    """
    Choose key conditionally from a tuple.
    """
    for key in key_tuple:
        if condition(key):
            return key
    return None

# Enter the key and value
key_tuple = ('key1', 'key2', 'key3')

# Calling the function
print((choose_key_from_tuple(key_tuple, lambda x: random.random() < 0.5)))

#Example Output
# key1

#Remember to inspect code for bugs.