chararray.find(sub, start=0, end=None)
chararray.split(sep=None, maxsplit=None)
chararray.lstrip(chars=None)
chararray.isdigit()
chararray.transpose(*axes) Returns a view of the array with axes transposed. For a 1-D array
chararray.setfield(val, dtype, offset=0) Put a value into a specified place in a field defined by
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