It allows programmers to say, “write this data in the format preferredīy Excel,” or “read data from this file which was generated by Excel,” without The csv module implements classes to read and write tabular data in CSVįormat. Similar enough that it is possible to write a single module which canĮfficiently manipulate such data, hiding the details of reading and writing the Still, while the delimiters and quoting characters vary, the overall format is Theseĭifferences can make it annoying to process CSV files from multiple sources. Often exist in the data produced and consumed by different applications. The lack of a well-defined standard means that subtle differences Years prior to attempts to describe the format in a standardized way in The so-called CSV (Comma Separated Values) format is the most common import andĮxport format for spreadsheets and databases.
