python installer code example

Example 1: python pip install

## To install Pip, first download get-pip.py from:
https://bootstrap.pypa.io/get-pip.py
  
## Then run the following command in the command line
## in the folder where the file has been saved.
python get-pip.py

Example 2: python version

python ––version

Example 3: install python3

echo This is for linux. (debian/unbuntu)
sudo apt install build-essential zlib1g-dev libncurses5-dev libgdbm-dev libnss3-dev libssl-dev libreadline-dev libffi-dev wget
curl -O https://www.python.org/ftp/python/3.7.4/Python-3.7.4.tar.xz
tar -xf Python-3.7.4.tar.xz
cd Python-3.7.4
./configure --enable-optimizations
make
sudo make altinstall
python3.7 --version
cd ../

Example 4: pip install python 3

You cannot just pip install python3 because it is not a library.

If you want to install the latest python3:
https://www.python.org/ftp/python/3.8.2/python-3.8.2.exe

Example 5: download python

Step 1: Download Python newest version from

 https://www.python.org/downloads/

Step 2:Install Python
Step 3:Download Pycharm Community free version
Step 4:Install and open Pycharm
Step 5:Write print("Hello New World")
  //Hurray you are about to start python

Example 6: latest version of python

# For macs... 
#  Apparently you don't want to upgrade 2.* just install 3.*

% brew install python3