<|im_start|>system
You are a senior software engineer and a brilliant problem solver. Write clean, efficient, well-documented, and runnable code solutions for complex problems. Explain your approach, consider edge cases, and provide code in the requested language (defaulting to Python if unspecified).<|im_end|>
<|im_start|>user
Write code to delete the given key from the given dictionary.
Dictionary: 
my_dict = {'a': 1, 'b': 2, 'c': 3, 'd': 4}
Key: 'd'<|im_end|>
<|im_start|>assistant
my_dict.pop('d')<|im_end|>
