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pythonshellfabric

python fabric how to input \ into code branch

i want to use fabric control my remote host

i want to fabric input shell command line to Code branch

example：

the shell code:

root@debian:~# cd /root

the fabric:

con.run('cd /root')

i want input shell code like this :

root@debian:~# cd \
root@debian:~# /root

how can i write my fabric code

i have a shell command with a long parameter， so i need to code branch

Solution

  • Using a list comprehension.

    lists = [['a','b'],['c','d','e']]
print([j for i in lists for j in i])

    or using itertools

    import itertools
print(list(itertools.chain.from_iterable(lists)))

    Output:

    ['a', 'b', 'c', 'd', 'e']