User Defined Functions¶ Let us go through the details related to custom functions developed by users as part of the applications. Defining Functions Doc Strings Returning Values Function Parameters and Arguments Varying Arguments Keyword Arguments Recap of User Defined Functions Passing Functions as Arguments Lambda Functions Usage of Lambda Functions Exercise – User Defined Functions
Special Functions¶ Python provides several special functions. These special functions are primarily used to convert data types, representing as strings, validating lists etc. All operators are typically nothing but functions. We have already seen operator which contain the functions. All the standard classes have special functions called as __str__ and __repr__ to provide string representation. …
Date Manipulation Functions¶ As part of our application, we often need to deal with dates. Let us get an overview about dealing with dates in Python.* datetime is the main library to deal with dates. datetime.datetime and datetime.date are the classes as part of datetime library that can be used to deal with dates. datetime.datetime …
Print and Input Functions¶ Let us understand details related to print and input functions. These functions will help us in enhancing our learning experience.* print is primarily used to print the strings on the console while input is used to accept the input from console. input will typically prompts the user to enter the value …
Formatting Strings¶ Let us understand how we can replace placeholders in Python using different variations of formatting strings.* While we can concatenate strings, it will by default fail when we try to concatenate string with non string. Conventionally we tend to use str to convert the data type of the non-string values that are being …
String Manipulation Functions¶ Let us go through some of the important string manipulation functions using Python as programming language.* Splitting Strings Converting Case Concatenating Strings Getting Sub String Data Type Conversion Let’s use below string to explore string manipulation functions. ‘1,123 456 789,Scott,Tiger,1989-08-15,+1 415 891 9002,Forrest City,Texas,75063’ The above string is delimited or separated by …
