@property<EOL><INDENT>def sheets(self):<DEDENT>
<EOL>try:<EOL><INDENT>return self._sheets<EOL><DEDENT>except AttributeError:<EOL><INDENT>target = self._target.getSheets()<EOL>self._sheets = SpreadsheetCollection(self, target)<EOL><DEDENT>return self._sheets<EOL>
Collection of sheets in this document.