title: How to split a cell which contains nested array in a pandas DataFrame
body: <p>I have a pandas DataFrame, which contains 610 rows, and every row contains a nested list of coordinate pairs, it looks like that:
  <img src="https://i.stack.imgur.com/H7P7W.png" alt="enter image description here" /></p>
  <p>[1377778.4800000004, 6682395.377599999] is one coordinate pair.</p>
  <p>I want to unnest every row, so instead of one row containing a list of coordinates I will have one row for every coordinate pair, i.e.:</p>
  <p><img src="https://i.stack.imgur.com/SlQsj.png" alt="enter image description here" /></p>
  <p>I've tried s.apply(pd.Series).stack() from this question <a href="https://stackoverflow.com/questions/38372016/split-nested-array-values-from-pandas-dataframe-cell-over-multiple-rows">Split nested array values from Pandas Dataframe cell over multiple rows</a> but unfortunately that didn't work.</p>
  <p>Please any ideas? Many thanks in advance!</p>