numpy.char.translate#
- char.translate(a, table, deletechars=None)[source]#
For each element in a, return a copy of the string where all characters occurring in the optional argument deletechars are removed, and the remaining characters have been mapped through the given translation table.
Calls
str.translate
element-wise.- Parameters:
- aarray-like, with np.bytes_ or np.str_ dtype
- tablestr of length 256
- deletecharsstr
- Returns:
- outndarray
Output array of str or unicode, depending on input type
See also
Examples
>>> import numpy as np >>> a = np.array(['a1b c', '1bca', 'bca1']) >>> table = a[0].maketrans('abc', '123') >>> deletechars = ' ' >>> np.char.translate(a, table, deletechars) array(['112 3', '1231', '2311'], dtype='<U5')