numpy.core.defchararray.islower¶
- numpy.core.defchararray.islower(a)[source]¶
Returns true for each element if all cased characters in the string are lowercase and there is at least one cased character, false otherwise.
Calls str.islower element-wise.
For 8-bit strings, this method is locale-dependent.
Parameters: a : array_like of str or unicode
Returns: out : ndarray
Output array of bools
See also