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Using Python's os.path, how do I go up one directory?
...ld go, I don't know since Django 1.4 just came out and I haven't looked at it yet. You should probably ask another question on SE to solve that issue.
You can also use normpath to clean up the path, rather than abspath. However, in this situation, Django expects an absolute path rather than a relat...
How to write a Python module/package?
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A module is a file containing Python definitions and statements. The file name is the module name with the suffix .py
create hello.py then write the following function as its content:
def helloworld():
print "hello"
Then you can import hello:
>>> imp...
How to keep a Python script output window open?
I have just started with Python. When I execute a python script file on Windows, the output window appears but instantaneously goes away. I need it to stay there so I can analyze my output. How can I keep it open?
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Why does @foo.setter in Python not work for me?
So, I'm playing with decorators in Python 2.6, and I'm having some trouble getting them to work. Here is my class file:
4 A...
Show current assembly instruction in GDB
...o get GDB to show me the current assembly instruction in the same way that it shows the current source line? The default output after every command looks like this:
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How to check that an element is in a std::set?
...follow
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edited Mar 20 at 8:24
Jarvis
3,51533 gold badges1919 silver badges4242 bronze badges
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Access data in package subdirectory
I am writing a python package with modules that need to open data files in a ./data/ subdirectory. Right now I have the paths to the files hardcoded into my classes and functions. I would like to write more robust code that can access the subdirectory regardless of where it is installed on the use...
How to pretty print nested dictionaries?
How can I pretty print a dictionary with depth of ~4 in Python? I tried pretty printing with pprint() , but it did not work:
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How to create a trie in Python
...d_'}}},
'f': {'o': {'o': {'_end_': '_end_'}}}}
If you're not familiar with setdefault, it simply looks up a key in the dictionary (here, letter or _end). If the key is present, it returns the associated value; if not, it assigns a default value to that key and returns the value ({} or _end). (It...
Preserving signatures of decorated functions
Suppose I have written a decorator that does something very generic. For example, it might convert all arguments to a specific type, perform logging, implement memoization, etc.
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