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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _read(self, fh, fname):
 """Parse the TIMER section"""

        if fname in self._timers:
            raise self.Error("Cannot overwrite timer associated to: %s " % fname)

        def parse_line(line):
            """Parse single line."""
            name, vals = line[:25], line[25:].split()
            try:
                ctime, cfract, wtime, wfract, ncalls, gflops = vals
            except ValueError:
                # v8.3 Added two columns at the end [Speedup, Efficacity]
                ctime, cfract, wtime, wfract, ncalls, gflops, speedup, eff = vals

            return AbinitTimerSection(name, ctime, cfract, wtime, wfract, ncalls, gflops)

        data = {}
        inside, has_timer = 0, False
        for line in fh:
            #print(line.strip())
            if line.startswith(self.BEGIN_TAG):
                has_timer = True
                sections = []
                info = {}
                inside = 1
                line = line[len(self.BEGIN_TAG):].strip()[:-1]

                info["fname"] = fname
                for tok in line.split(","):
                    key, val = [s.strip() for s in tok.split("=")]
                    info[key] = val

            elif line.startswith(self.END_TAG):
                inside = 0
                timer = AbinitTimer(sections, info, cpu_time, wall_time)
                mpi_rank = info["mpi_rank"]
                data[mpi_rank] = timer

            elif inside:
                inside += 1
                line = line[1:].strip()

                if inside == 2:
                    d = dict()
                    for tok in line.split(","):
                        key, val = [s.strip() for s in tok.split("=")]
                        d[key] = float(val)
                    cpu_time, wall_time = d["cpu_time"], d["wall_time"]

                elif inside > 5:
                    sections.append(parse_line(line))

                else:
                    try:
                        parse_line(line)
                    except:
                        parser_failed = True

                    if not parser_failed:
                        raise self.Error("line should be empty: " + str(inside) + line)

        if not has_timer:
            raise self.Error("%s: No timer section found" % fname)

        # Add it to the dict
        self._timers[fname] = data