pyarrow.compute.utf8_is_lower

pyarrow.compute.utf8_is_lower(strings, *, memory_pool=None)

Classify strings as lowercase.

For each string in strings, emit true iff the string is non-empty and consists only of lowercase Unicode characters. Null strings emit null.

Parameters
  • strings (Array-like or scalar-like) – Argument to compute function

  • memory_pool (pyarrow.MemoryPool, optional) – If not passed, will allocate memory from the default memory pool.