title: How to print rows in pandas with a specific series value
body: <p>I have a dataframe like this:</p>
  <pre><code>         day  temp condition
  0     Monday    12     Sunny
  1    Tuesday    14      Rain
  2  Wednesday    15      Rain
  3   Thursday    14    Cloudy
  4     Friday    21     Sunny
  5   Saturday    22     Sunny
  6     Sunday    24     Sunny
  </code></pre>
  <p>How do I print the row with day as <code>Monday</code>?</p>