performance measurements

Each table row shows performance measurements for this Python 3 program with a particular command-line input value N.

 N  CPU secs Elapsed secs Memory KB Code B ≈ CPU Load

Read the ↓ make, command line, and program output logs to see how this program was run.

Read mandelbrot benchmark to see what this program should do.

 notes

Python 3.4.3 (default, Apr 5 2015, 10:03:09) [GCC 4.8.2] on linux

 mandelbrot Python 3 #3 program source code

# The Computer Language Benchmarks Game
# http://benchmarksgame.alioth.debian.org/
#
# contributed by Tupteq
# 2to3 - fixed by Daniele Varrazzo

import sys

def main():
    cout = sys.stdout.buffer.write
    size = int(sys.argv[1])
    xr_size = range(size)
    xr_iter = range(50)
    bit = 128
    byte_acc = 0

    cout(("P4\n%d %d\n" % (size, size)).encode('ascii'))

    size = float(size)
    for y in xr_size:
        fy = 2j * y / size - 1j
        for x in xr_size:
            z = 0j
            c = 2. * x / size - 1.5 + fy

            for i in xr_iter:
                z = z * z + c
                if abs(z) >= 2.0:
                    break
            else:
                byte_acc += bit

            if bit > 1:
                bit >>= 1
            else:
                cout((byte_acc,))
                bit = 128
                byte_acc = 0

        if bit != 128:
            cout((byte_acc,))
            bit = 128
            byte_acc = 0

main()

 make, command-line, and program output logs

Tue, 18 Mar 2014 19:34:43 GMT

MAKE:
mv mandelbrot.python3-3.python3 mandelbrot.python3-3.py
0.01s to complete and log all make actions

COMMAND LINE:
/usr/local/src/Python-3.4.0/bin/python3.4 mandelbrot.python3-3.py 1000

PROGRAM FAILED 


(BINARY) PROGRAM OUTPUT NOT SHOWN

Traceback (most recent call last):
  File "mandelbrot.python3-3.py", line 45, in <module>
    main()
  File "mandelbrot.python3-3.py", line 36, in main
    cout((byte_acc,))
TypeError: 'tuple' does not support the buffer interface

Revised BSD license

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