Human: remove from a dictonary. Assistant: 
Here is a Python program to remove from a dictionary

import json

def remove_from_dict(d, key):
    """
    Remove a key from a dictionary.
    """
    return {_k: _v for _k, _v in list(d.items()) if _k!= key}

# Enter the dictionary
d = {"a": 1, "b": 2, "c": 3}

# Calling the function
print((remove_from_dict(d, "a")))

#Example Output
# {'b': 2, 'c': 3}

#Remember to inspect code for bugs.