def write_results(self, show_missing=True, summary=False, coverdir=None):
        if self.calledfuncs:
            print
            print "functions called:"
            calls = self.calledfuncs.keys()
            calls.sort()
            for filename, modulename, funcname in calls:
                print ("filename: %s, modulename: %s, funcname: %s"
                       % (filename, modulename, funcname))

        if self.callers:
            print
            print "calling relationships:"
            calls = self.callers.keys()
            calls.sort()
            lastfile = lastcfile = ""
            for ((pfile, pmod, pfunc), (cfile, cmod, cfunc)) in calls:
                if pfile != lastfile:
                    print
                    print "***", pfile, "***"
                    lastfile = pfile
                    lastcfile = ""
                if cfile != pfile and lastcfile != cfile:
                    print "  -->", cfile
                    lastcfile = cfile
                print "    %s.%s -> %s.%s" % (pmod, pfunc, cmod, cfunc)

        # turn the counts data ("(filename, lineno) = count") into something
        # accessible on a per-file basis
        per_file = {}
        for filename, lineno in self.counts.keys():
            lines_hit = per_file[filename] = per_file.get(filename, {})
            lines_hit[lineno] = self.counts[(filename, lineno)]

        # accumulate summary info, if needed
        sums = {}

        for filename, count in per_file.iteritems():
            # skip some "files" we don't care about...
            if filename == "<string>":
                continue
            if filename.startswith("<doctest "):
                continue

            if filename.endswith((".pyc", ".pyo")):
                filename = filename[:-1]

            if coverdir is None:
                dir = os.path.dirname(os.path.abspath(filename))
                modulename = modname(filename)
            else:
                dir = coverdir
                if not os.path.exists(dir):
                    os.makedirs(dir)
                modulename = fullmodname(filename)

            # If desired, get a list of the line numbers which represent
            # executable content (returned as a dict for better lookup speed)
            if show_missing:
                lnotab = find_executable_linenos(filename)
            else:
                lnotab = {}

            source = linecache.getlines(filename)
            coverpath = os.path.join(dir, modulename + ".cover")
            n_hits, n_lines = self.write_results_file(coverpath, source,
                                                      lnotab, count)

            if summary and n_lines:
                percent = 100 * n_hits // n_lines
                sums[modulename] = n_lines, percent, modulename, filename

        if summary and sums:
            mods = sums.keys()
            mods.sort()
            print "lines   cov%   module   (path)"
            for m in mods:
                n_lines, percent, modulename, filename = sums[m]
                print "%5d   %3d%%   %s   (%s)" % sums[m]

        if self.outfile:
            # try and store counts and module info into self.outfile
            try:
                pickle.dump((self.counts, self.calledfuncs, self.callers),
                            open(self.outfile, 'wb'), 1)
            except IOError, err:
                print >> sys.stderr, "Can't save counts files because %s" % err
@param coverdir
dataset/ETHPy150Open azoft-dev-team/imagrium/env/Lib/trace.py/CoverageResults.write_results