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How to parse/read a YAML file into a Python object? [duplicate]
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If your YAML file looks like this:
# tree format
treeroot:
branch1:
name: Node 1
branch1-1:
name: Node 1-1
branch2:
name: Node 2
branch2-1:
name: Node 2-1
And you've installed PyYAML like this:
pip in...
Replacing some characters in a string with another character
... the option. Of course, this is equivalent to tr -s xyz _ so no real need for sed here.
– tripleee
Jul 26 '16 at 3:57
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Installing Python packages from local file system folder to virtualenv with pip
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I am pretty sure that what you are looking for is called --find-links option.
Though you might need to generate a dummy index.html for your local package index which lists the links to all packages. This tool helps:
https://github.com/wolever/pip2pi
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python: Change the scripts working directory to the script's own directory
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I think you're right about separating code and data for large software packages, but it seems quite far-fetched for a small maintenance script. I totally agree about the version control.
– Adam Matan
Sep 16 '09 at 14:04
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OceanBase使用libeasy原理源码分析：服务器端 - 数据库(内核) - 清泛网 - ...
...sy_list_t *request_list_node，用于将easy_request_t串起来
easy_list_for_each_entry_safe(r, rn, request_list, request_list_node)
{
//r指向链表中第一个easy_request_t元素
//rn指向链表中第二个easy_request_t元素
}
这里用到easy_list_for_each_entry_safe和easy_list_e...
How does functools partial do what it does?
... is always substituted by 4, so that partial(sum2, 4)(2) == sum2(4, 2)
As for why it's needed, there's a variety of cases. Just for one, suppose you have to pass a function somewhere where it's expected to have 2 arguments:
class EventNotifier(object):
def __init__(self):
self._listene...
GCC dump preprocessor defines
Is there a way for gcc/g++ to dump its preprocessor defines from the command line?
I mean things like __GNUC__ , __STDC__ , and so on.
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Remove all occurrences of a value from a list?
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Use the list comprehension over the filter+lambda; the former is more readable in addition to generally more efficient.
– habnabit
Jul 21 '09 at 4:28
17
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Counting array elements in Python [duplicate]
...unt(string) does not count all the elements in the array, it just searches for the number of occurrences of string.
5 Answe...
Flask-SQLAlchemy import/context issue
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Can you do that multiple times? For example if I have more than one models.py file?
– Brad Wright
Mar 14 '12 at 6:50
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