[Edit] Python: .capitalize() (#7608)

Author: Sriparno08

content/python/concepts/strings/terms/capitalize/capitalize.md

@@ -1,32 +1,38 @@
 ---
 Title: '.capitalize()'
-Description: 'Takes in a string, and returns a copy of the string in capital case.'
+Description: 'Converts the first character of a string to uppercase and all subsequent characters to lowercase.'
 Subjects:
-  - 'Data Science'
   - 'Computer Science'
+  - 'Data Science'
 Tags:
-  - 'Strings'
-  - 'Methods'
+  - 'Characters'
   - 'Functions'
+  - 'Methods'
+  - 'Strings'
 CatalogContent:
   - 'learn-python-3'
   - 'paths/analyze-data-with-python'
 ---
 
-The **`.capitalize()`** method takes in a string, and returns a copy of the string with the first character in upper case, and the remaining characters in lower case.
+The Python **`.capitalize()`** method is a built-in string method that converts the first character of a string to uppercase and all subsequent characters to lowercase. It is particularly useful for presenting data, handling user input, or preparing text for display.
 
-## Syntax
+## Python `.capitalize()` Syntax
 
 ```pseudo
-"string".capitalize()
+str.capitalize()
 ```
 
-- This method does not have any parameters.
-- It does not modify the original string, it returns a copy of the string with the applicable case changes.
+**Parameters:**
+
+The Python `.capitalize()` method does not take any parameters.
+
+**Return value:**
 
-## Example
+Returns a new string with the changes applied.
 
-The following example applies `.capitalize()` to a string in which all the characters are uppercase:
+## Example 1: Handling Uppercase Sentences Using Python `.capitalize()`
+
+This example uses Python `.capitalize()` on an uppercase sentence:
 
 ```py
 print("WELCOME TO CODECADEMY DOCS!".capitalize())
@@ -38,11 +44,58 @@ This will result in:
 Welcome to codecademy docs!
 ```
 
-## Codebyte Example
+## Example 2: Handling Lowercase Sentences Using Python `.capitalize()`
 
-The following example is runnable and uses the `.capitalize()` method:
+This example uses Python `.capitalize()` on a lowercase sentence:
 
-```codebyte/python
+```py
 text = "welcome to new york city"
+
 print(text.capitalize())
 ```
+
+This will result in:
+
+```shell
+Welcome to new york city
+```
+
+## Codebyte Example: Handling Mixed-Case Sentences Using Python `.capitalize()`
+
+This codebyte example uses Python `.capitalize()` on a mixed-case sentence:
+
+```codebyte/python
+text = "Welcome to Codecademy Docs!"
+
+capitalized_text = text.capitalize()
+
+print(capitalized_text)
+```
+
+## Frequently Asked Questions
+
+### 1. What is Python `.capitalize()`?
+
+The Python `.capitalize()` method is a built-in string method that converts the first character of a string to uppercase and all subsequent characters to lowercase.
+
+### 2. How to capitalize all text in Python?
+
+If you want to convert all characters in a string to uppercase in Python, you should use the `.upper()` method instead of `.capitalize()`:
+
+```py
+text = "hello world"
+
+upper_text = text.upper()
+
+print(upper_text)
+```
+
+Here is the output:
+
+```shell
+HELLO WORLD
+```
+
+### 3. Does Python `.capitalize()` modify the original string?
+
+No, Python `.capitalize()` does not modify the original string. Strings in Python are immutable, which means methods like `.capitalize()` return a new string and leave the original unchanged.