Python 使用fabric运行并行任务

我想使用结构库通过SSH运行并行任务，我将脚本定义为（在Windows上运行）：

但是当我运行脚本时，它会返回以下错误，任何人都能帮助我它有什么问题吗？非常感谢~

[builder@10.0.1.88:22] Executing task 'update_setting_remote' 
[builder@10.0.1.80:22] Executing task 'update_setting_remote' 
[builder@10.0.1.57:22] Executing task 'update_setting_remote' 
[builder@10.0.1.58:22] Executing task 'update_setting_remote' 
[builder@10.0.1.59:22] Executing task 'update_setting_remote' 
Traceback (most recent call last): 
File "C:\Python27\lib\site-packages\fabric\main.py", line 745, in main 
 *args, **kwargs 
File "C:\Python27\lib\site-packages\fabric\tasks.py", line 412, in execute 
 ran_jobs = jobs.run() 
File "C:\Python27\lib\site-packages\fabric\job_queue.py", line 137, in run 
 _advance_the_queue() 
File "C:\Python27\lib\site-packages\fabric\job_queue.py", line 122, in _advance_the_queue 
 job.start() 
File "C:\Python27\lib\multiprocessing\process.py", line 130, in start 
 self._popen = Popen(self) 
File "C:\Python27\lib\multiprocessing\forking.py", line 277, in __init__ 
 dump(process_obj, to_child, HIGHEST_PROTOCOL) 
File "C:\Python27\lib\multiprocessing\forking.py", line 199, in dump 
 ForkingPickler(file, protocol).dump(obj) 
File "C:\Python27\lib\pickle.py", line 224, in dump 
 self.save(obj) 
File "C:\Python27\lib\pickle.py", line 331, in save 
 self.save_reduce(obj=obj, *rv) 
File "C:\Python27\lib\pickle.py", line 419, in save_reduce 
 save(state) 
File "C:\Python27\lib\pickle.py", line 286, in save 
 f(self, obj) # Call unbound method with explicit self 
File "C:\Python27\lib\pickle.py", line 649, in save_dict 
 self._batch_setitems(obj.iteritems()) 
File "C:\Python27\lib\pickle.py", line 681, in _batch_setitems 
 save(v) 
File "C:\Python27\lib\pickle.py", line 286, in save 
 f(self, obj) # Call unbound method with explicit self 
File "C:\Python27\lib\pickle.py", line 748, in save_global 
 (obj, module, name)) 
pickle.PicklingError: Can't pickle <function inner at 0x01FDD1F0>: it's not found as fabric.tasks.inner 
Traceback (most recent call last): 
File "<string>", line 1, in <module>
File "C:\Python27\lib\multiprocessing\forking.py", line 380, in main 
 prepare(preparation_data) 
File "C:\Python27\lib\multiprocessing\forking.py", line 488, in prepare 
 assert main_name not in sys.modules, main_name 
AssertionError: __main__ 

[builder@10.0.1.88：22]执行任务“更新设置远程”
[builder@10.0.1.80：22]执行任务“更新设置远程”
[builder@10.0.1.57：22]执行任务“更新设置远程”
[builder@10.0.1.58：22]执行任务“更新设置远程”
[builder@10.0.1.59：22]执行任务“更新设置远程”
回溯（最近一次呼叫最后一次）：
文件“C:\Python27\lib\site packages\fabric\main.py”，第745行，在main中
*args，**kwargs
文件“C:\Python27\lib\site packages\fabric\tasks.py”，第412行，在execute中
run_jobs=jobs.run（）
文件“C:\Python27\lib\site packages\fabric\job\u queue.py”，第137行，正在运行
_推进队列（）
文件“C:\Python27\lib\site packages\fabric\job\u queue.py”，第122行，在\u-advance\u队列中
job.start（）
文件“C:\Python27\lib\multiprocessing\process.py”，第130行，在开始处
self.\u popen=popen（self）
文件“C:\Python27\lib\multiprocessing\forking.py”，第277行，在\uuuu init\uuuu
转储（进程对象、到子进程、最高\u协议）
文件“C:\Python27\lib\multiprocessing\forking.py”，第199行，在转储中
ForkingPickler（文件、协议）.dump（obj）
文件“C:\Python27\lib\pickle.py”，第224行，位于转储文件中
自我保存（obj）
文件“C:\Python27\lib\pickle.py”，第331行，保存
自我保存（obj=obj，*rv）
文件“C:\Python27\lib\pickle.py”，第419行，在save\u reduce中
保存（状态）
文件“C:\Python27\lib\pickle.py”，第286行，保存
f（self，obj）#用显式self调用未绑定方法
保存目录中第649行的文件“C:\Python27\lib\pickle.py”
self.\u batch\u setitems（obj.iteritems（））
文件“C:\Python27\lib\pickle.py”，第681行，在批处理设置项中
保存（v）
文件“C:\Python27\lib\pickle.py”，第286行，保存
f（self，obj）#用显式self调用未绑定方法
文件“C:\Python27\lib\pickle.py”，第748行，在save\u global中
（对象、模块、名称））
pickle.PicklingError:无法pickle:找不到它作为fabric.tasks.inner
回溯（最近一次呼叫最后一次）：
文件“”，第1行，在
文件“C:\Python27\lib\multiprocessing\forking.py”，第380行，在main中
准备（准备数据）
文件“C:\Python27\lib\multiprocessing\forking.py”，第488行，在prepare中
断言主\u名称不在sys.modules中，主\u名称
断言错误：主

是否使用

python

或

fab

运行脚本。如果您使用的是python，那么您可能需要一个

如果uuuu name_uuuu='\uuuuu main_uuu'

：要运行test_任务（），我将其作为fab-f test.py test_任务运行，如果我删除了@parallel，它可以串行成功运行。我在python 2.7.10+Win7下运行脚本，这是否意味着Pickle不能在windows下运行？您的示例似乎没有包含

update\u setting\u remote

，但没有引用

test\u task

您是否使用

python

或

fab

运行脚本。如果您使用的是python，那么您可能需要一个

如果uuuu name_uuuu='\uuuuu main_uuu'

：要运行test_任务（），我将其作为fab-f test.py test_任务运行，如果我删除了@parallel，它可以串行成功运行。我在python 2.7.10+Win7下运行脚本，这是否意味着Pickle不能在windows下运行？您的示例似乎没有包含

更新设置\u远程

，但没有引用

测试任务

[builder@10.0.1.88:22] Executing task 'update_setting_remote' 
[builder@10.0.1.80:22] Executing task 'update_setting_remote' 
[builder@10.0.1.57:22] Executing task 'update_setting_remote' 
[builder@10.0.1.58:22] Executing task 'update_setting_remote' 
[builder@10.0.1.59:22] Executing task 'update_setting_remote' 
Traceback (most recent call last): 
File "C:\Python27\lib\site-packages\fabric\main.py", line 745, in main 
 *args, **kwargs 
File "C:\Python27\lib\site-packages\fabric\tasks.py", line 412, in execute 
 ran_jobs = jobs.run() 
File "C:\Python27\lib\site-packages\fabric\job_queue.py", line 137, in run 
 _advance_the_queue() 
File "C:\Python27\lib\site-packages\fabric\job_queue.py", line 122, in _advance_the_queue 
 job.start() 
File "C:\Python27\lib\multiprocessing\process.py", line 130, in start 
 self._popen = Popen(self) 
File "C:\Python27\lib\multiprocessing\forking.py", line 277, in __init__ 
 dump(process_obj, to_child, HIGHEST_PROTOCOL) 
File "C:\Python27\lib\multiprocessing\forking.py", line 199, in dump 
 ForkingPickler(file, protocol).dump(obj) 
File "C:\Python27\lib\pickle.py", line 224, in dump 
 self.save(obj) 
File "C:\Python27\lib\pickle.py", line 331, in save 
 self.save_reduce(obj=obj, *rv) 
File "C:\Python27\lib\pickle.py", line 419, in save_reduce 
 save(state) 
File "C:\Python27\lib\pickle.py", line 286, in save 
 f(self, obj) # Call unbound method with explicit self 
File "C:\Python27\lib\pickle.py", line 649, in save_dict 
 self._batch_setitems(obj.iteritems()) 
File "C:\Python27\lib\pickle.py", line 681, in _batch_setitems 
 save(v) 
File "C:\Python27\lib\pickle.py", line 286, in save 
 f(self, obj) # Call unbound method with explicit self 
File "C:\Python27\lib\pickle.py", line 748, in save_global 
 (obj, module, name)) 
pickle.PicklingError: Can't pickle <function inner at 0x01FDD1F0>: it's not found as fabric.tasks.inner 
Traceback (most recent call last): 
File "<string>", line 1, in <module>
File "C:\Python27\lib\multiprocessing\forking.py", line 380, in main 
 prepare(preparation_data) 
File "C:\Python27\lib\multiprocessing\forking.py", line 488, in prepare 
 assert main_name not in sys.modules, main_name 
AssertionError: __main__