Python has this really neat feature called list comprehensions. # A list of bands bands=["Metallica","Iron Maiden","AC/DC","Judas Priest","Megadeth"]# A list comprehension to filter for bands that start with "M" m_bands=[bandforbandinbandsifband.startswith("M")]# A list comprehension to uppercase the bands uppercased=[band.upper()forbandinm_bands]# We get ["METALLICA", "MEGADETH"] List comprehensions are a concise way to create lists from other lists, but they work with any iterable, like dic...