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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def getFileDescription(self, fileInfo):
 		"""Function to get the description of a file."""

		data = 'Description'
		result = fileInfo[fileInfo.find(data + "</td>") + len(data + "</td>"):]
		result.lstrip()
		result = result[:result.find("</td>")]
		result = result[result.rfind("<"):]
		if "<td" in result:
			result = result[result.find(">") + 1:]
		return result