str.partition()
str.partition() is a Python method in the String Methods category. Splits at the first occurrence of `sep`, returning (head, sep, tail). The syntax is str.partition(sep). Parameters: sep — separator string. Returns: Tuple of three strings. A typical example: "hello world".partition(" ") # ("hello", " ", "world"). A close sibling is str.upper(), which returns a copy of the string with all characters converted to uppercase. A close sibling is str.lower(), which returns a copy of the string with all characters converted to lowercase. A close sibling is str.capitalize(), which returns a copy with the first character capitalized and the rest lowercased. A close sibling is str.title(), which returns a titlecased version where each word starts with uppercase. More about this category: String methods for text manipulation — split, join, replace, format, and more. For a broader walkthrough, read the String Methods guide. Related String Methods entries: str.upper(), str.lower(), str.capitalize(), str.title(), str.strip(), str.lstrip().