numpy.char.join

char.join(sep, seq)

Return a string which is the concatenation of the strings in the sequence seq.

Calls str.join element-wise.

Parameters:

separray-like, with StringDType, bytes_, or str_ dtype

seqarray-like, with StringDType, bytes_, or str_ dtype

Returns:

outndarray

Output array of StringDType, bytes_ or str_ dtype, depending on input types

See also

str.join

Examples

>>> import numpy as np
>>> np.strings.join('-', 'osd')  
array('o-s-d', dtype='<U5')  

>>> np.strings.join(['-', '.'], ['ghc', 'osd'])  
array(['g-h-c', 'o.s.d'], dtype='<U5')