Category: dictionary
Python : Filter a dictionary by conditions on keys or values
In this article we will discuss different ways to filter contents from a dictionary by conditions on keys or value or on both. Suppose we have a dictionary in which int type element is key and string type elements are value i.e. Advertisements dictOfNames = { 7 : ‘sam’, 8: ‘john’, 9: ‘mathew’, 10: ‘riti’, …
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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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How to Merge two or more Dictionaries in Python ?
In this article we will discuss different ways to merge two or more dictionaries. Also, handle scenarios where we need to keep the values of common keys instead of overwriting them. Merge two dictionaries using dict.update() In Python, the Dictionary class provides a function update() i.e. Advertisements dict.update([other]) It accepts an another dictionary or an …
What is a dictionary in python and why do we need it?
In this article, we will discuss dictionaries in python and will try to answer questions like, What is a dictionary? Why do we need it? How to create a dictionary? How to access elements in a dictionary? What is a dictionary in python? In python, a dictionary is a kind of container that stores the …
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Python: Print items of a dictionary line by line (4 Ways)
In this article, we will discuss different ways to print line by line the contents of a dictionary or a nested dictionary in python. Subscribe Table Of Contents Print a dictionary line by line using for loop & dict.items() Print a dictionary line by line by iterating over keys Print a dictionary line by line …
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Python Dictionary update()
In this article discuss how to use the update() method of the dict class in python and then we will look at some examples of the update() function. dict.update() Syntax: In python, dict class provides a function to update the values of keys i.e. Advertisements dict.update([sequence]) Parameter: Sequence: An optional iterable sequence of key-value pairs. …
Python dict.values()
In this article we will discuss how to use values() function of dict class in python and then we will see several examples of the values() function. dict.values() Syntax: In python, the dict class provides a member function to fetch all values from dictionary i.e. Advertisements dict.values() Parameter: None Return Value: Frequently Asked: Python: Iterate …
Python dict get()
In the article we will discuss how to use the dict.get() function with some examples. Then we will also discuss the differences between dict[key] and dict.get(key). dict.get() Syntax: In Python dict class provides a member function get() to get the value associated with a key, dict.get(key[, default_value]) Parameters: Advertisements It accepts two parameters, Key: The …
Python dict pop()
In this article we will discuss how to use the pop() method of dictionary class in python. dict.pop() Syntax: In python, dictionary class provides a function to delete an element from the dictionary i.e. dict.pop(key[, default]) Parameters: Key: The key that needs to be deleted from the dictionary. Default: The default value that will be …
Python Dictionary: clear() function & examples
In this article we will discuss how to use the clear() method of dict class in python. dict.clear() Syntax: In python, the dict class provides a member function to empty a dictionary i.e. dict.clear() Parameters: None It does not take any parameter. Returns: None It does not return any value. It deletes all the elements …