title: How to plot a boxplot for each column in a DataFrame?
body: <p>I have a DataFrame <code>df</code> of multiple columns and I would like to create a <code>boxplot</code> <strong>for each column</strong> using <code>matplotlib</code>.</p>
  
  <p><code>df.info()</code> output of my DataFrame below for reference</p>
  
  <pre><code>&lt;class 'pandas.core.frame.DataFrame'&gt;
  RangeIndex: 9568 entries, 0 to 9567
  Data columns (total 5 columns):
  Ambient Tempreature    9568 non-null float64
  Exhaust Vacuum         9568 non-null float64
  Ambient Pressure       9568 non-null float64
  Relative Humidity      9568 non-null float64
  PE                     9568 non-null float64
  dtypes: float64(5)
  memory usage: 373.8 KB
  </code></pre>