python downlaod code example

Example 1: isnull().mean() python

df.isnull()
#Mask all values that are NaN as True
df.isnull().mean()
#compute the mean of Boolean mask (True evaluates as 1 and False as 0)
df.isnull().mean().sort_values(ascending = False)
#sort the resulting series by column names descending

Example 2: download python

pip install Django==3.2.3

Example 3: 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 4: latest version of python

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

% brew install python3

Example 5: python 3 download

# https://www.python.org/ftp/python/3.8.2/python-3.8.2.exe

Example 6: where is python installed windows

1. Open start menu and type python
2. Right click on python and select open file location. It will a window in explorer just like below.
3. Again , right click on selected python and select open file location. A window will open and you are now in python’s installation directory.