ENH: small style fix.
ENH: small style fix.

Doctorhoenikker/line_profiler,ymero/line_profiler,jsalva/line_profiler,jstasiak/line_profiler,dreampuf/lprofiler,ymero/line_profiler,eblur/line_profiler,amegianeg/line_profiler,amegianeg/line_profiler,certik/line_profiler,certik/line_profiler,dreampuf/lprofiler,jsalva/line_profiler,Doctorhoenikker/line_profiler,eblur/line_profiler,dreampuf/lprofiler,jstasiak/line_profiler