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Setting the correct encoding when piping stdout in Python
...Be careful with this on code which is intended to support both python2 and python3. For me it's breaking stuff when ran under python3.
– wim
Jul 15 '16 at 16:24
...
How do I sort a dictionary by value?
..., 2: 1, 0: 0}
sorted_x = sorted(x.items(), key=operator.itemgetter(0))
In Python3 since unpacking is not allowed [1] we can use
x = {1: 2, 3: 4, 4: 3, 2: 1, 0: 0}
sorted_x = sorted(x.items(), key=lambda kv: kv[1])
If you want the output as a dict, you can use collections.OrderedDict:
import collec...
Is generator.next() visible in Python 3?
... @MaikuMori I fixed the link (waiting for peer revision) (The site diveintopython3.org seems to be down. Mirror site diveintopython3.ep.io is still alive)
– gecco
Jan 5 '12 at 20:59
...
Slow Requests on Local Flask Server
...g webservers.
Update (2020-07-25): It looks like gevent started supporting python3 5 years ago, shortly after I commented that it didn't, so you can use gevent now.
gevent
You can install gevent through pip with the command pip install gevent or pip3 with the command pip3 install gevent. Instruction...
How do I sort unicode strings alphabetically in Python?
...
Doesn't work with Python3 for me, sudo pip3 install PyICU fails to install and so does for Python2.
– imrek
Apr 19 '16 at 12:37
...
App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎...
...Lite 功能类似，但TaifunSQLite是收费的，美刀。
.aix 拓展下载：
cn.fun123.SQLite.aix
中文网测试案例
.aia 测试源码下载：
TestSqlite.aia
打开数据库
一般可以在屏幕初始化时打开db。如果数据...
Unicode (UTF-8) reading and writing to files in Python
...
Now all you need in Python3 is open(Filename, 'r', encoding='utf-8')
[Edit on 2016-02-10 for requested clarification]
Python3 added the encoding parameter to its open function. The following information about the open function is gathered from...
How do I get a string format of the current date time, in python?
...
#python3
import datetime
print(
'1: test-{date:%Y-%m-%d_%H:%M:%S}.txt'.format( date=datetime.datetime.now() )
)
d = datetime.datetime.now()
print( "2a: {:%B %d, %Y}".format(d))
# see the f" to tell python this is a ...
Why are empty strings returned in split() results?
...hen split, or to split and only take non-empty strings, here's what I get: python3 -m timeit "import re ; re.sub(' +', ' foo bar baz ', '').split(' ')" -> 875 nsec per loop; python3 -m timeit "[token for token in ' foo bar baz '.split(' ') if token]" -> 616 nsec per loop
...
Python in Xcode 4+?
...ization identifier.
For the “Build Tool” field, type in /usr/local/bin/python3 for Python 3 or /usr/bin/python for Python 2 and then click “Next”. Note that this assumes you have the symbolic link (that is setup by default) that resolves to the Python executable. If you are unsure as to wher...