Python installation & Executing simple Program

How to download python:

Step 1: Link: https://www.python.org/downloads/

Step 2: After download you will get executable file

             

Step 3: double click on executable file. After clicking you will get popup

               

Step 5: click on Run you will get another popup

Step: 7    Verify python installed or not: Go to system menu & type PYTHON

Step 8: Open command Prompt & type python

Step 8: After type python- sometimes u will get “Internal or external files” error

To solve – go to path before you have remember the path to installed

Step 10: Set Environment variables of python (copied path mention in Path variable & click ok)

Step 11: Close the command prompt & open new fresh command prompt & type python

Where we can write Python program

1. Notepad

2. Notepad++

3. Eclipse

4. Python shell prompt

Step 1: To write program in NOTEPAD & executing in command prompt

     1.1: Open notepad -write python sample print program

Step 1.2: save as to (demo.py)

1.3: Go to folder saves file will be display in python symbol

Step 3: Executing notepad file in command prompt

3.1:  copy the save file path – open command prompt

3.2: mention copied path & file name as (d.py) and enter

Step 2: Writing program & execution in python shell command

2.1: Type python in system menu – select IDLE

2.2: Shell command will open and type your program and execute