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解决python3报错：TypeError: a bytes-like object is required, not \'str...
解决python3报错：TypeError: a bytes-like object is required, not 'str'问题原因：python3和Python2在套接字返回值解码上有区别，也就是说报错的这段代码在python2上可以正常使用。解决思路：python bytes和str两种类型可以通过函数encode()和decode() ...
Python 3 ImportError: No module named 'ConfigParser'
...s one but I use pip3 install mysql-connector. Now available from MySQL for python3 support. release at time of typing is 2.1.3.
– Longmang
Jun 7 '16 at 9:42
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Determine Whether Integer Is Between Two Other Integers?
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looks like in python3.5.2, range is ~10x slower than the if statement, with speed constant in regard to range check value...thus most likely difference due to function overhead.
– amohr
Nov 10 '16 at...
libxml install error using pip
...should be enough to install the known build dependencies of python-lxml or python3-lxml, e.g.
sudo apt-get build-dep python3-lxml
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How to print like printf in Python3?
...ython2, print was a keyword which introduced a statement:
print "Hi"
In Python3, print is a function which may be invoked:
print ("Hi")
In both versions, % is an operator which requires a string on the left-hand side and a value or a tuple of values or a mapping object (like dict) on the right...
How to make unicode string with python3
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Literal strings are unicode by default in Python3.
Assuming that text is a bytes object, just use text.decode('utf-8')
unicode of Python2 is equivalent to str in Python3, so you can also write:
str(text, 'utf-8')
if you prefer.
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Problems with pip install numpy - RuntimeError: Broken toolchain: cannot link a simple C program
...orked for me:
RUN apk update
RUN apk add make automake gcc g++ subversion python3-dev
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Dealing with multiple Python versions and PIP?
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Is there no way to have python2, python3, pip2 and pip3 on Windows?
– thomthom
Aug 21 '17 at 15:29
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Python 3: ImportError “No Module named Setuptools”
...nces between them.
To install setuptools on Debian:
sudo apt-get install python3-setuptools
For an older version of Python (Python 2.x):
sudo apt-get install python-setuptools
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How to avoid “Permission denied” when using pip with virtualenv
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This worked for me (chown /usr/local/lib/python3.4), except I don't think I had created a virtualenv as root, I had actually installed Python3.4 as root. I'm still testing, but do you think I will run into any more issues with this solution, or will this chown fix m...