Metoda Zdobądź pierwsze nazwisko Python
def get_first_last_name(s):
INVALID_NAME_PARTS = ["mr", "ms", "mrs",
"dr", "jr", "sir"]
parts = s.lower().replace(".","").strip().split()
parts = [p for p in parts if p not in INVALID_NAME_PARTS]
if len(parts) == 0:
raise ValueError("Name %s is formatted wrong" %s)
first,last = parts[0], parts[-1]
first = first[0].upper() + first[1:]
last = last[0].upper() + last[1:]
return first, last
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