def writekvs()

in ppo_ewma/logger.py [0:0]

• 24 lines of code
• 6 McCabe index (conditional complexity)

    def writekvs(self, kvs):
        # Create strings for printing
        key2str = []
        for (key, val) in sorted(kvs.items()):
            if hasattr(val, "__float__"):
                valstr = "%-8.3g" % val
            else:
                valstr = str(val)
            key2str.append((self._truncate(key), self._truncate(valstr)))

        # Find max widths
        if len(key2str) == 0:
            print("WARNING: tried to write empty key-value dict")
            return
        else:
            keywidth = max(map(lambda kv: len(kv[0]), key2str))
            valwidth = max(map(lambda kv: len(kv[1]), key2str))

        # Write out the data
        dashes = "-" * (keywidth + valwidth + 7)
        lines = [dashes]
        for (key, val) in sorted(key2str, key=lambda kv: kv[0].lower()):
            lines.append(
                "| %s%s | %s%s |"
                % (key, " " * (keywidth - len(key)), val, " " * (valwidth - len(val)))
            )
        lines.append(dashes)
        self.file.write("\n".join(lines) + "\n")

        # Flush the output to the file
        self.file.flush()