Introduction to Python Programming and Data Structures, 3rd Edition by Pearson

CHAPTER 4

Mathematical Functions, Strings, and Objects

 

Objectives

• To solve mathematics problems by using the functions in the math module (§4.2).
• To represent and process strings and characters (§4.3).
• To encode characters using ASCII and Unicode (§4.3.1).
• To use the ord function to obtain a numerical code for a character and the chr function to convert a numerical code to a character (§4.3.2).
• To represent special characters using the escape sequence (§4.3.3).
• To invoke the print function with the end argument (§4.3.4).
• To convert numbers to a string using the str function (§4.3.5).
• To use the + operator to concatenate strings (§4.3.6).
• To read strings from the keyboard (§4.3.7).
• To test substrings using the in and not in operators (§4.3.8). ...