How To Get Dummies In A Dataframe Pandas Code Example

Snippet 1
  note:
dummies = pd.get_dummies(df[['column_1']], drop_first=True)

note:for more that one coloum keep ading in the list 
dummies = pd.get_dummies(df[['column_1', 'column_2','column_3']], drop_first=True) 
Snippet 2
  >>> s = pd.Series(list('abca'))

>>> pd.get_dummies(s)
   a  b  c
0  1  0  0
1  0  1  0
2  0  0  1
3  1  0  0
 
Snippet 3
  df = pd.get_dummies(df, columns=['type']) 

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