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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 put_field(self, field):
 """ Inserts or updates a field in the repository """

        fpath = self.fields_json_path(field)
        # Open fields JSON, locking to prevent other processes
        # reading or writing
        with InterProcessLock(fpath + self.LOCK_SUFFIX, logger=logger):
            try:
                with open(fpath, 'r') as f:
                    dct = json.load(f)
            except IOError as e:
                if e.errno == errno.ENOENT:
                    dct = {}
                else:
                    raise
            if field.array:
                dct[field.name] = list(field.value)
            else:
                dct[field.name] = field.value
            with open(fpath, 'w') as f:
                json.dump(dct, f, indent=2)