human
check if a number is complex in.
assistant
Here is a Python function to check if a number is complex

import numpy as np

def is_complex(x):
    """
    Check if a number is complex.

    >>> is_complex(1)
    False
    >>> is_complex(1+1j)
    True
    """
    return isinstance(x, complex)

# Enter the number
x = 1

# Calling the function
print((is_complex(x)))

#Example Output
# False

#Remember to inspect code for bugs.