Reg python regexp
You don't need a regexp for this, the "replace" method on a string
will do what you want:
>>> s = 'this is a [string'
>>> print(s.replace('[', '\\['))
this is a \[string
On 21 March 2018 at 10:44, <sankarramanv at gmail.com> wrote:
> I have a requirement.
> cmd="cat <file>|grep -c 'if [ -t 1 ]; then mesg n 2>/dev/null; fi'"
> I need to escape only the square brackets in above variable since its not grepping without escaping the brackets.
> Please help.