How do you declare an array in Python?
A simple way to create an array from data or simple Python data structures like a list is to use the array() function. The example below creates a Python list of 3 floating point values, then creates an ndarray from the list and access the arrays’ shape and data type.
What is the difference between lists and arrays in Python?
Python arrays and lists have the same way of storing data but the key difference between them is that lists can store any type of data whereas arrays store single data type elements. And because of this difference, other than a few operations like sorting and looping, operations performed on these data structures are different.
How do I sort a list in Python?
The List in Python has a built-in method to sort the list in ascending or descending order. The method is called sort() and only specific to the lists. This is how you may use the list.sort() Python method for ascending order: lst_sort = [9, 5, 7, 3, 1] #A list with five items.
What is sorted function in Python?
Sorted() function in Python. Sorting any sequence is very easy in Python using built-in method sorted() which does all the hard work for you. Sorted() sorts any sequence (list, tuple) and always returns a list with the elements in sorted manner, without modifying the original sequence.
What does JSON dumps do?
The first one, json.dumps/json.dump, is used to convert or “stringify” variable(s) to JSON. This is mainly used before sending some data through HTTP. The second one, json.loads/json.load, is used to decode JSON strings into Python data structures for further manipulation.
What are JSON keys?
JSON Web Key (JWK) A JSON object that represents a cryptographic key. The members of the object represent properties of the key, including its value.