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371Tuple literal `()`
372Empty tuple
373Single-element tuple
374Tuple packing
375Tuple unpacking
376Star unpacking
377Nested unpacking
378Tuples are immutable
379Tuples can hold mutable objects
380Tuple indexing & slicing
381Tuple concatenation
382Tuple repetition
383`in` on tuples
384`len` on tuples
385`tuple()` constructor
386Sorting tuples
387Tuples for fixed records
388Tuples as dict keys
389Returning multiple values
390Tuple vs list rule of thumb
391`collections.namedtuple`
392Accessing named fields
393`namedtuple` defaults
394`._replace()` on namedtuples
395`._asdict()`
396`typing.NamedTuple` class syntax

371Tuple literal `()`
372Empty tuple
373Single-element tuple
374Tuple packing
375Tuple unpacking
376Star unpacking
377Nested unpacking
378Tuples are immutable
379Tuples can hold mutable objects
380Tuple indexing & slicing
381Tuple concatenation
382Tuple repetition
383`in` on tuples
384`len` on tuples
385`tuple()` constructor
386Sorting tuples
387Tuples for fixed records
388Tuples as dict keys
389Returning multiple values
390Tuple vs list rule of thumb
391`collections.namedtuple`
392Accessing named fields
393`namedtuple` defaults
394`._replace()` on namedtuples
395`._asdict()`
396`typing.NamedTuple` class syntax

Lesson 373 of 1,289·9. TuplesPro lesson

Single-element tuple

Why `(x,)` requires the trailing comma.

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