Human: checking virtualenv location. Assistant: 
Here is a Python function for checking virtualenv location

import os

def is_virtualenv():
    """
    Check if the current working directory is a virtualenv.
    """
    return'venv' in os.environ

# Enter the data
x = [1, 2, 3, 4, 5]
y = [1, 2, 3, 4, 5]

# Calling the function
print((is_virtualenv()))

#Example Output
# False

#Remember to inspect code for bugs.