2015-04-01 40 views
0

我想在python中使用快速生成应用程序主要是一切正常但是当我尝试运行读取.p(pickle)文件的函数时,我得到一个I/O错误。奇怪的是,当我在shell中运行相同的python程序时,它工作正常。快速运行时和.p文件

[email protected]:~/reskin/reskin$ quickly run  
     2, No such file or directory, newSnapShots.p 
    Traceback (most recent call last): 
     File "bin/reskin", line 36, in <module> 
     reskin.main() 
     File "/home/adam/reskin/reskin/__init__.py", line 31, in main 
     window = ReskinWindow.ReskinWindow() 
     File "/home/adam/reskin/reskin_lib/Window.py", line 37, in __new__ 
     new_object.finish_initializing(builder) 
     File "/home/adam/reskin/reskin/ReskinWindow.py", line 36, in finish_initializing 
     self.set_app_data(builder) 
     File "/home/adam/reskin/reskin/ReskinWindow.py", line 43, in set_app_data 
     viewControler.app_by_name("firstVar") 
     File "/home/adam/reskin/reskin/back/viewControler.py", line 29, in app_by_name 
     app = applicationGetter.get_app_by_name(name) 
     File "/home/adam/reskin/reskin/back/applicationGetter.py", line 8, in get_app_by_name 
     for snap in savedSnaps: 
    TypeError: 'bool' object is not iterable 

功能,打印错误:文件

def get_saved_snaps(): 
try: 
    with open('data/newSnapShots.p','rb') as snapFile: 
     savedSnaps = pickle.load(snapFile) 

except IOError as e: 
    print "{0}, {1}, newSnapShots.p ".format(e.errno, e.strerror) 
    return False 

return savedSnaps 

树和.P位置

. 
├── applicationGetter.py 
├── applicationGetter.pyc 
├── data 
│   └── newSnapShots.p < file here 
├── firstTimeSnapList.py 
├── __init__.py 
├── __init__.pyc 
├── prosessCheckerv3.py 
├── prosessScript.sh 
├── viewControler.py 
└── viewControler.pyc 

有cPickle的使用与迅速,我应该用别的东西来代替一些问题? 预先感谢您。

+0

如果您希望加载可迭代的东西,并且在错误情况下想要执行的所有操作都是打印警告,那么get_saved_snaps错误情况下的更好返回值将是可迭代的。 – 2015-04-15 23:19:56

回答

0

经过一番研究发现,动态文件路径或相对文件路径在快速执行的同时也遇到了麻烦。因此,通过切换

def get_saved_snaps(): 
try: 
    with open('data/newSnapShots.p','rb') as snapFile: 

def get_saved_snaps(): 
try: 
    with open('/absolute_path/quickly_project/data/newSnapShots.p','rb') as snapFile: 

的问题就解决了。我不知道为什么相对路径以这种方式表现。