Python 3 – String lower() Method Description The method lower() returns a copy of a string with all case-sensitive characters converted to lowercase. Syntax Below is the syntax of the lower() method – str.lower() Parameters NA Return Value The method…
Python 3 – for Loop Statement The for statement in Python allows you to iterate over the items of any sequence, such as a list or string. Syntax for iterating_var in sequence: statements(s) If the sequence contains a list of…
Python 3 – String Replacement Method Description replace() returns a copy of a string with the old string replaced by the new string, optionally with a maximum number of replacements (max parameter). Syntax replace() has the following syntax: str.replace(old, new[,…
Python 3 – os.read() Method Description The read() method reads up to n bytes from the file descriptor fd and returns a string containing the bytes read. If the end of the file referred to by fd has been reached,…
Python 3 – Tkinter LabelFrame A labelframe is a simple container widget. Its primary purpose is to serve as a gap or container for complex window layouts. This widget combines the features of a frame with the ability to display…
Python 3 – asin() Method Description asin() method returns the arc sine of x (in radians). Syntax Below is the syntax of the asin() method. asin(x) Note − This function is not directly accessible, so we need to import the…
Python 3 – String isdigit() Method Description The isdigit() method checks if a string contains only digits. Syntax The following is the syntax of the isdigit() method − str.isdigit() Parameters NA Return Value This method returns true if all characters…
Python 3 – Tkinter Scrollbar This widget provides a scrollbar controller for vertically scrolling widgets such as Listbox, Text, and Canvas. Note that you can also create a horizontal scrollbar on the Entry widget. Syntax The simple syntax for creating…
Python 3 – floor() Method Description floor() method returns the floor of x, that is, the largest integer not greater than x. Syntax floor() method syntax is as follows: import math math.floor(x) Note: This function cannot be accessed directly, so…
Python 3 – os.isatty() Method Description The isatty() method returns True if the file descriptor fd is open and connected to a terminal (terminal-like) device, otherwise it returns False. Syntax The syntax of the isatty() method is as follows –…