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Articles by Vani Nalliappan
Page 9 of 13
Write a program in Python to find the missing element in a given series and store the full elements in the same series
Finding missing elements in a numerical series is a common data processing task. We can identify gaps in a sequence and fill them to create a complete series using Pandas and Python's range() function. Solution Approach To find and fill missing elements in a series, we follow these steps ? Create a Pandas Series with the original data Generate a complete range from the first to last element Check each number in the range and add it to a new list Convert the complete list back to a Pandas Series Example Let's find ...
Read MoreWrite a program in Python to generate any random five prime numbers between 100 to 150 in a Series
To generate five random prime numbers between 100 and 150 using a Pandas Series, we need to first identify all prime numbers in this range, then randomly select five of them. Solution We will follow these steps − Create a function to check if a number is prime Find all prime numbers between 100 and 150 Use random.sample() to select 5 random primes Convert the result to a Pandas Series Example Let us see the implementation to generate random prime numbers − import pandas as pd import random def is_prime(num): ...
Read MoreWrite a program in Python to find the index for NaN value in a given series
When working with data analysis in Python, you often encounter NaN (Not a Number) values in your datasets. Finding the indices where these NaN values occur is a common task. This guide shows multiple approaches to locate NaN indices in a Pandas Series. Creating a Sample Series Let's first create a sample series containing NaN values ? import pandas as pd import numpy as np l = [1, 2, 3, np.nan, 4, np.nan] data = pd.Series(l) print(data) 0 1.0 1 2.0 2 3.0 ...
Read MoreWrite a program in Python to filter the elements in a series which contains a string start and endswith 'a'
In this tutorial, we'll learn how to filter elements in a Pandas Series that start and end with the same character. We'll explore different approaches to find strings that begin and end with 'a'. Sample Input and Output Input − Assume, you have a Series: 0 apple 1 oranges 2 alpha 3 aroma 4 beta Output − The result for elements that start and end with 'a': 2 alpha 3 aroma ...
Read MoreWrite a program in Python to print the power of all the elements in a given series
Computing the power of each element in a Pandas Series means raising each element to itself (xx). This tutorial demonstrates three different approaches to achieve this operation. Input − Assume, you have a series, 0 1 1 2 2 3 3 4 Output − And, the result for the power of all elements in a series is, 0 1 1 4 2 27 3 ...
Read MoreWrite a program in Python to remove the elements in a series, if it contains exactly two spaces
Sometimes you need to filter out pandas Series elements based on specific criteria. This tutorial shows how to remove elements that contain exactly two spaces using different approaches. Sample Data Let's start with a pandas Series containing text data ? import pandas as pd text_data = ["This is pandas", "python script", "pandas series"] data = pd.Series(text_data) print("Original Series:") print(data) Original Series: 0 This is pandas 1 python script 2 pandas series dtype: object Method 1: Using String count() Method ...
Read MoreWrite a program in Python to sort all the elements in a given series in descending order
Sorting a Pandas Series in descending order is a common data manipulation task. We can use the sort_values() method with the ascending=False parameter to achieve this. Creating a Sample Series First, let's create a Pandas Series with string elements ? import pandas as pd data_list = ["abdef", "ijkl", "Abdef", "oUijl"] series = pd.Series(data_list) print("Original Series:") print(series) Original Series: 0 abdef 1 ijkl 2 Abdef 3 oUijl dtype: object Sorting in Descending Order Use the sort_values() method ...
Read MoreWrite a program in Python to verify kth index element is either alphabet or number in a given series
In this tutorial, we'll learn how to verify whether the kth index element in a Pandas Series contains alphabetic characters or numeric digits. This is useful for data validation and type checking operations. Input − Assume, you have a Series: a abc b 123 c xyz d ijk Solution To solve this, we will follow the steps given below − Define a Series with mixed data types Get the index from user input Use string methods to check if the ...
Read MoreWrite a program in Python to print the elements in a series between a specific range
When working with Pandas Series, you often need to filter elements that fall within a specific range. Python provides several methods to accomplish this task efficiently. Input − Assume, you have a series: 0 12 1 13 2 15 3 20 4 19 5 18 6 11 Output − The result for the elements between 10 to 15: 0 12 1 13 2 ...
Read MoreWrite a program in Python to count the total number of integer, float and object data types in a given series
When working with Pandas Series, you may need to analyze the data types of elements. This program demonstrates how to count integer, float, and string data types in a given series using lambda functions and filters. Problem Statement Input − Assume, you have a series, 0 1 1 2 2 python 3 3 4 4 5 5 6 6.5 Output − Total number of integer, float and string elements are, integer ...
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