title: AttributeError: 'str' object has no attribute 'row'
body: <pre class="lang-py prettyprint-override"><code>    import openpyxl as xl
      wb=xl.load_workbook("C:\\praveen\\python\\Excel\\Book1.xlsx")
      title_column_name="Name"
      ws=wb.active
      searchstring="joe"
      for row in list(ws.rows)[1:]:
          if row[1].value.find(searchstring)!= -1:
              print("found a matching row!slno={0}, name={1}, subject={2}, marks={3}".format(row[0].value, row[1].value, row[2].value. row[3].value))
  </code></pre>
  
  <p>Error output:
  AttributeError: 'str' object has no attribute 'row'</p>