Combine multiple text files line by line in Python

Question

suppose I have text files a , b ,c

file a

file b

a

b

c

file c

d

e

f

I want to write an output file like:

1 a d

2 b e

3 c f

Anyway to write it in python or any commands in Linux?

jgrocha · Accepted Answer · 2014-03-21 09:43:04Z

3

In the command line:

$ paste a b c
1   a   x
2   b   y
3   c   z

answered Mar 21, 2014 at 9:43

jgrocha

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Comments

Ashwini Chaudhary · Accepted Answer · 2014-03-21 09:34:39Z

2

You can use zip for this:

with open("filea") as f1, open("fileb") as f2, open("filec") as f3:
    for a, b, c in zip(f1, f2, f3):
        print " ".join(map(str.rstrip, (a, b, c)))

answered Mar 21, 2014 at 9:34

Ashwini Chaudhary

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1 Comment

user3436735 Over a year ago

Actually there are a thousand of lines, not just a,b,c.

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