Merge CSVs in Python with different columns

Question

I have hundreds of large CSV files that I would like to merge into one. However, not all CSV files contain all columns. Therefore, I need to merge files based on column name, no

Answer 1

For those of us using 2.7, this adds an extra linefeed between records in "out.csv". To resolve this, just change the file mode from "w" to "wb".