如何在Mac OSX上使用Python加载OpenCL?
输出
Chriss-MacBook-Pro:phoenix2-phoenix-2c83ee6 chris$ python opencl.py
[22:17:15] Python OpenCL Info v0.1
[22:17:15] Python Version: 2.7.2 64bit
[22:17:15] PyOpenCL Path: /Library/Python/2.7/site-packages/pyopencl-2012.1-py2.7-macosx-10.8-intel.egg/pyopencl
[22:17:15] Boost Python Version: Not Found
[22:17:15] Unable to load PyOpenCL! OpenCL not supported?
源代码测试脚本。 (标记失败的行)
#!/usr/bin/python
import sys
import os
import time
from platform import architecture
from imp import find_module
timeformat = '%H:%M:%S'
def getTimestamp():
return '[%s] ' % time.strftime(timeformat, time.localtime(time.time()))
def log(message):
print getTimestamp() + str(message)
def getPythonVersion():
info = sys.version_info
return str(info[0]) + '.' + str(info[1]) + '.' + str(info[2])
def getPyOpenCLPath():
try:
file, pathname, descr = find_module('pyopencl')
except:
pathname = 'Not found'
return str(pathname)
def getBoostVersion(input):
try:
contents = os.listdir(input)
except:
return 'Not Found'
for i in range(len(contents)):
if 'boost_python' in contents[i].lower():
return contents[i]
return 'Not Found'
path = getPyOpenCLPath()
#Display global information
log('Python OpenCL Info v0.1')
log('Python Version: ' + getPythonVersion() + ' ' + architecture()[0])
log('PyOpenCL Path: ' + path)
log('Boost Python Version: ' + getBoostVersion(path))
#Check for PyOpenCL not found
if path == 'Not Found':
log('Exiting')
sys.exit()
#Now we try to import PyOpenCL
# THIS IS WHERE THE FAILURE OCCURS !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
try:
import pyopencl
import pyopencl.version
except:
log('Unable to load PyOpenCL! OpenCL not supported?')
sys.exit()
#Continue printing
log('PyOpenCL Version: ' + pyopencl.VERSION_TEXT)
#get platfroms
try:
platforms = pyopencl.get_platforms()
except:
log('Stupid bug')
# If no platforms exist then no OpenCL supporting devices are present
if len(platforms) == 0:
log('No OpenCL platforms found!')
sys.exit()
log('Listing platforms and devices:')
count = 0
# Iterate through platforms
for i,p in enumerate(platforms):
# Display platform
log('')
log('[cl:' + str(i) + '] ' + p.name.replace('\x00','').strip())
# Get devices
devices = platforms[i].get_devices()
# Make sure we don't callback for a platform if no devices found
if len(devices) > 0:
# Iterate through devices
for j,d in enumerate(devices):
count += 1
log(' [cl:' + str(i) + ':' + str(j) + '] ' + d.name.replace('\x00','').strip())
log('')
log('This program will exit in 300 seconds...')
time.sleep(300)
答案 0 :(得分:1)
您的硬件是否支持OpenCL?在某些情况下,我发现通过尝试运行构建和运行示例C程序来调试类似问题更容易。