Numpy string operations | partition() function Last Updated : 29 Aug, 2020 Comments Improve Suggest changes Like Article Like Report In the numpy.core.defchararray.partition() function, each element in arr, split the element as the first occurrence of sep, and return 3 strings containing the part before the separator, the separator itself, and the part after the separator. If the separator is not found, return 3 strings containing the string itself, followed by two empty strings. Syntax : numpy.core.defchararray.partition(arr, sep) Parameters : arr : [array_like, {str, unicode}] Given Input array. sep : [str or unicode] Separator to split each string element in arr. Return : [ndarray] Return the output array of str or unicode, depending on input type. Code #1 : Python3 # Python program explaining # numpy.char.partition() function # importing numpy as geek import numpy as geek arr = "GeeksforGeeks - A computer science portal for geeks" sep ='None' gfg = geek.char.partition(arr, sep) print (gfg) Output : ['GeeksforGeeks - A computer science portal for geeks' '' ''] Code #2 : Python3 # Python program explaining # numpy.char.partition() function # importing numpy as geek import numpy as geek arr = "GeeksforGeeks - A computer science portal for geeks" sep = 'portal' gfg = geek.char.partition(arr, sep) print (gfg) Output : ['GeeksforGeeks - A computer science ' 'portal' ' for geeks'] Comment More infoAdvertise with us Next Article Numpy string operations | partition() function sanjoy_62 Follow Improve Article Tags : Python Numpy Python-numpy Python numpy-String Operation Practice Tags : python Similar Reads Numpy string operations | rpartition() function In the numpy.core.defchararray.rpartition() function, each element in arr, split the element as the last occurrence of sep, and return 3 strings containing the part before the separator, the separator itself, and the part after the separator. If the separator is not found, return 3 strings containin 1 min read numpy string operations | split() function numpy.core.defchararray.split(arr, sep=None, maxsplit=None) is another function for doing string operations in numpy.It returns a list of the words in the string, using sep as the delimiter string for each element in arr. Parameters: arr : array_like of str or unicode.Input array. sep : [ str or uni 2 min read numpy string operations | rsplit() function numpy.core.defchararray.rsplit(arr, sep=None, maxsplit=None) is another function for doing string operations in numpy. It returns a list of the words in the string, using sep as the delimiter string for each element in arr. The rsplit() method splits every string array element into a list, starting 2 min read Numpy - String Functions & Operations NumPy String functions belong to the numpy.char module and are designed to perform element-wise operations on arrays. These functions can help to handle and manipulate string data efficiently.Table of ContentString OperationsString Information String Comparison In this article, we’ll explore the var 5 min read numpy string operations | zfill() function numpy.core.defchararray.zfill(arr, width) is another function for doing string operations in numpy. For each element in the array it returns the numeric string left-filled with zeros.The number of left filled zeros happen according to the width. Parameters: arr : array_like of str or unicode.Input a 2 min read numpy string operations | count() function numpy.core.defchararray.count(arr, sub, start=0, end=None) is another function for doing string operations in numpy.It returns an array with the number of non-overlapping occurrences of substring sub in the range start to end. Parameters: arr : array_like of str or unicode. sub : [str or unicode] Th 2 min read Python String rpartition() Method String rpartition() method in Python is a powerful tool for splitting a string into three parts, based on the last occurrence of a specified separator. It provides an efficient way to handle text parsing when we want to divide strings from the rightmost delimiter. Let us start with a simple example: 4 min read numpy.partition() in Python numpy.partition() function is used to create a partitioned copy of input array with its elements rearranged in such a way that the value of the element in k-th position is in the position it would be in a sorted array. All elements smaller than the k-th element are moved before this element and all 2 min read String Slicing in Python String slicing in Python is a way to get specific parts of a string by using start, end and step values. It’s especially useful for text manipulation and data parsing.Let’s take a quick example of string slicing:Pythons = "Hello, Python!" print(s[0:5])OutputHello Explanation: In this example, we use 4 min read Numpy str_len() function numpy.char.str_len(arr) function is used for doing string operations in numpy. It returns the length of every string element wise. Parameters: arr : array_like of str or unicode.Input array. Returns : [ndarray] Output Array of integer. Code #1 : Python3 # Python program explaining # numpy.char.str_l 1 min read Like