Matplotlib issue on OS X ("ImportError: cannot import name _thread") Question: At some point in the last few days, Matplotlib stopped working for me on OS X. Here’s the error I get when trying to import matplotlib: Traceback (most recent call last): File “/my/path/to/script/my_script.py”, line 15, in <module> import matplotlib.pyplot as plt File “/Library/Python/2.7/site-packages/matplotlib/pyplot.py”, line …
python 2.7: cannot pip on windows "bash: pip: command not found" Question: I am trying to install the SciPy stack located at https://scipy.org/stackspec.html [I am only allowed 2 links; trying to use them wisely]. I realize that there are much easier ways to do this, but I think there is a lot to be learned …
AttributeError when using "import dateutil" and "dateutil.parser.parse()" but no problems when using "from dateutil import parser" Question: I was playing with the dateutil module in Python 2.7.3. I simply wanted to use: import dateutil dateutil.parser.parse(“01-02-2013”) But I got an error: AttributeError: ‘module’ object has no attribute ‘parser’ I checked what attributes dateutil does have: print …
ImportError: matplotlib requires dateutil Question: I have successfully installed matplotlib with python 2.6 on x64 Windows7. When I try to import matplotlib, it shows the following error. I have also installed numpy following this link: Installing Numpy on 64bit Windows 7 with Python 2.7.3 import matplotlib.pyplot as plt Traceback (most recent call last): File “<pyshell#2>”, …
Python datetime strptime() and strftime(): how to preserve the timezone information Question: See the following code: import datetime import pytz fmt = ‘%Y-%m-%d %H:%M:%S %Z’ d = datetime.datetime.now(pytz.timezone(“America/New_York”)) d_string = d.strftime(fmt) d2 = datetime.datetime.strptime(d_string, fmt) print d_string print d2.strftime(fmt) the output is 2013-02-07 17:42:31 EST 2013-02-07 17:42:31 The timezone information simply got lost in the …
Python cannot find dateutil.relativedelta Question: I am trying to run a program using paster serve, but I keep getting the error: ImportError: No module named dateutil.relativedelta I am running Python version 2.6.7 and dateutil version 1.5, so it should be installed. Has anyone got any ideas as to why this would happen? I am importing …
How to install python-dateutil on Windows? Question: I’m trying to convert some date/times to UTC, which I thought would be dead simple in Python – batteries included, right? Well, it would be simple except that Python (2.6) doesn’t include any tzinfo classes. No problem, a quick search turns up python-dateutil which should do exactly what …
