python strings - checklist

[cca4522]

Python Strings - Learning Objectives Checklist

1. Introduction to Strings

• [ ] Understand what a string is and its importance in programming.
• [x] Learn how to create strings using single, double, and triple quotes.

2. String Manipulation

Concatenation

• [ ] Perform basic concatenation using the + operator.
• [ ] Concatenate strings with spaces.
• [ ] Concatenate multiple strings together.

Repetition

• [ ] Repeat strings using the * operator.
• [ ] Create patterns and dividers using repetition.
• [ ] Understand and handle empty strings, zero repetition, and negative values in repetition.
• [ ] Multiply strings with variables.

3. String Operators

Comparison Operators

• [ ] Use <, >, ==, !=, <=, and >= to compare strings.
• [ ] Understand lexicographic order for string comparisons.

Membership Operators

• [ ] Use in and not in to check for substrings in a string.
• [ ] Handle case sensitivity and special characters in substring searches.

4. String Escape Characters

Tab (\t)

• [ ] Use tabs in strings for formatting.

Newline (\n)

• [ ] Insert newlines into strings and understand multiline string formatting.

Single Quote (\')

• [ ] Escape single quotes inside strings.

Backslash (\\)

• [ ] Escape backslashes and special characters.

5. String Formatting

Using the % Operator

• [ ] Format strings using %s, %d, %f, %c, and other placeholders.

Using str.format() Method

• [ ] Replace placeholders with positional and keyword arguments.
• [ ] Reuse positional and keyword arguments with index reordering and nested formatting.

F-Strings (String Interpolation)

• [ ] Use expressions inside f-strings for dynamic string generation.
• [ ] Format numbers and other data types using f-strings.

6. Raw Strings (r-strings)

• [ ] Understand the purpose of raw strings to prevent escape sequences.
• [ ] Use raw strings for file paths and strings containing escape sequences.

7. String Indexing

• [ ] Understand string indexing, both positive and negative.
• [ ] Access individual characters of a string using indexing.

8. String Methods

Commonly Used Methods

• [ ] len(): Get the length of a string.
• [ ] upper(), lower(): Convert strings to uppercase or lowercase.
• [ ] strip(): Remove leading and trailing whitespace.
• [ ] replace(): Replace parts of a string with another substring.
• [ ] split(): Split a string into a list based on a separator.
• [ ] join(): Join a list of strings into a single string.
• [ ] find(): Locate a substring within a string.
• [ ] count(): Count occurrences of a substring.
• [ ] startswith(), endswith(): Check if a string starts or ends with a given substring.

[Nandini1071]

Hi @cca4522 is this issue still open, if yes then what is the requirement would like to contribute on this.