Tag: Value
Python : How to find an element in Tuple by value
In this article we will discuss different ways to check if an element exists in tuple or not. If yes then also find its index and occurrence count. Find an element in tuple by value using ‘in’ & ‘not in’ Python provides operator in and not in to check if an element exists in tuple. …
Python : **kwargs | Functions that accept variable length key value pair as arguments
In this article we will discuss how to create functions in Python that can accept variable length arguments in key value pair format. Suppose we want to define a function that will print the provided students details. Details will be in key value pairs, where key represents the property name and value as property’s value. …
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Find max value & its index in Numpy Array | numpy.amax()
In this article we will discuss how to get the maximum / largest value in a Numpy array and its indices using numpy.amax(). numpy.amax() Python’s numpy module provides a function to get the maximum value from a Numpy array i.e. Advertisements numpy.amax(a, axis=None, out=None, keepdims=<no value>, initial=<no value>) Arguments : a : numpy array from …
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numpy.amin() | Find minimum value in Numpy Array and it’s index
In this article we will discuss how to find the minimum or smallest value in a Numpy array and it’s indices using numpy.amin(). numpy.amin() Python’s numpy module provides a function to get the minimum value from a Numpy array i.e. Advertisements numpy.amin(a, axis=None, out=None, keepdims=<no value>, initial=<no value>) Arguments : a : numpy array from …
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Delete elements from a Numpy Array by value or conditions in Python
In this article we will discuss different ways to delete elements from a Numpy Array by matching value or based on multiple conditions. Remove all occurrences of an element with given value from numpy array Suppose we have a numpy array of numbers i.e. Advertisements # Create a numpy array from a list arr = …
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Python : How to get all keys with maximum value in a Dictionary
In this article we will discuss ways to find the maximum value in dictionary and also the all keys with the maximum value. Find a key with maximum value in Dictionary Suppose we have a dictionary of string and int i.e. Advertisements # Create a dictionary of string and int sampleDict = { ‘Ritika’: 5, …
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Pandas : Check if a value exists in a DataFrame using in & not in operator | isin()
In this article we will dicuss different ways to check if a given value exists in the dataframe or not. First of all, we need to import the pandas module i.e. Advertisements import pandas as pd Let’s create a dataframe, # List of Tuples empoyees = [(‘jack’, 34, ‘Sydney’, 155) , (‘Riti’, 31, ‘Delhi’ , …
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Pandas : Get frequency of a value in dataframe column/index & find its positions in Python
In this article we will discuss how to get the frequency count of unique values in a dataframe column or in dataframe index. Also either count values by grouping them in to categories / range or get percentages instead of exact counts. Suppose we have a Dataframe i.e. Advertisements # List of Tuples empoyees = …
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Python: Sort a dictionary by value
In this article we will discuss different ways to sort a python dictionary by values in both ascending & descending order using sorted()Â function by either using lambda function or itemgetter() as a key argument. Table of Contents Overview of Sorted() function in python Sort the dictionary by value using sorted() & lambda function in …
Python: Check if a value exists in the dictionary (3 Ways)
In this article we will discuss different ways to check if a value exists in a dictionary or not. We will cover the following ways, Subscribe Table Of Contents Check if value exist in dict using values() & if-in statement Check if a value exists in python dictionary using for loop Check if a value …
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