The main csv module objects are the csv.reader and csv.writer objects. There are also dictionary wrapper objects - csv.DictReader and csv.DictWriter - which return and write dictionary formatted data.

2015年12月14日 · So I am still learning Python and I am on learning about reading files, csv files today. The lesson I just watched tells me that using csv.reader(filename) returns a list. So I wrote the following

2012年11月17日 · I have a CSV file, here is a sample of what it looks like: Year: Dec: Jan: 1 50 60 2 25 50 3 30 30 4 40 20 5 10 10 I know how to read the file in and print each

2011年7月2日 · I would like to read a CSV file from the standard input and process each row as it comes. My CSV outputting code writes rows one by one, but my reader waits the stream to be …

There is a lot of examples of reading csv data using python, like this one:

As said already in the comments you can use the csv library in python. csv means comma separated values which seems exactly your case: a label and a value separated by a comma.

I have been attempting to read in the csv using various methods I have found here and other places (e.g. python.org) so that it preserves the relationship between columns and rows, where the first row …

2016年5月15日 · As you can see, we can easily access different parts of the file by using our read_csv() function and creating a nested-list object. Finally, if you want to print to the entire file, you simply use …

2009年5月24日 · It suggests use of library called ucsv.py. Short and simple replacement for CSV written to address the encoding problem (utf-8) for Python 2.7. Also provides support for csv.DictReader

2014年12月5日 · But if your CSV file is small, just read the entire thing into a list, which you can then access with an index in the normal way. This also has the advantage that you can access several …