下面是我的案例:
我正在使用 (Lucid Lynx)。系统的默认Python是v2.6.5,但我需要PythonV2.7。所以我从python.org下载了源代码并尝试安装。
在我第一次安装它时,我运行:
cd Python2.7.4
./configure --prefix=/usr
make
su root
make install
这会将Python2.7安装到我的系统中。它将在/usr/bin中创建一个链接"python",也可以在/usr/bin中链接到python2.7。因此,当我输入>python时,系统将启动Python2.7.4,就像我输入>py
(myvirtualenv)[~] sam@iota $ type ipython
ipython is hashed (/usr/local/bin/ipython)
(myvirtualenv)[~] sam@iota $ which ipython
/Users/sam/.virtualenvs/myvirtualenv/bin/ipython
不管which说什么,它都执行/usr/local/bin/ipython
(myvirtualenv)[~] sam@iota $ ipython
WARNING: Attempting to work in a virtu
我在PySTAN工作。假设我的可能性是:p1 * p2
where p1 ~ N(x, xerr)
和
p2 = 0.823 if t = 0
1 if t = 1
我的模型是:
model = """
data {
int<lower=0> N; // number of points
vector[N] x;
vector[N] xerr;
vector[N] cnd; // indicator: elements are 0 or 1
}
parameters {
real alpha;
我在OS10.8.5上运行Python2.7.2
尝试使用pymssql,但我得到了以下错误:
File "time_reporting.py", line 32, in <module>
import pymssql
File "/Users/xx/.virtualenvs/oracle/lib/python2.7/site-packages/pymssql.py", line 30, in <module>
import _mssql, types, string, time, datetime, warnin
我在Buildroot上运行嵌入式系统。我想在上面运行一个需要PyDrive模块的Python应用程序。
我收到一个PYTHONPATH错误,如下所示:
TEST FAILED: /home/desousa/buildroot/build/target/usr/lib/python2.7/site-packages/ does NOT support .pth files
error: bad install directory or PYTHONPATH
You are attempting to install a package to a directory that is not
o
我正在尝试执行搜索的名字和电子邮件领域。对于email字段,它给出了一个错误“带有10:‘abc@xyz.com’的int()无效文本”。但是当我使用user.id时,它给出了正确的结果。对于name字段,它不能将关键字'first_name‘解析为字段。我怎样才能让它发挥作用。任何帮助都将不胜感激。我的两个模特是:
class publication(models.Model):
title = models.CharField(max_length=500)
user = models.ForeignKey(settings.AUTH_USER_MODEL, def
我正在编写一段python代码,将一个表从一个mysql db复制到另一个mysql db。
我遇到了一些问题,比如首先它将空值读取为'None‘,必须将其转换为' null’。
现在它显示了以下错误-
pymysql.err.InternalError: (1630, u"FUNCTION datetime.datetime does not exist.
Check the 'Function Name Parsing and Resolution' section in the Reference Manual")
当我打印行时,我可以看
尝试使用Pyro4序列化numpy数组将返回以下类型错误
TypeError: don't know how to serialize class <type 'numpy.ndarray'>. Give it vars() or an appropriate __getstate__
代码如下
import numpy as np
import Pyro4
# set pickle serializer
Pyro4.config.SERIALIZERS_ACCEPTED = set(['pickle','json',
ctypes找不到通过/sw/lib/安装的库,除非我明确地给库提供了完整的路径
>>> import ctypes
>>> ctypes.CDLL('libgoffice-0.8.dylib')
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/sw/lib/python2.7/ctypes/__init__.py", line 353, in __init__
s
我一直在尝试让mod_wsgi在Mac服务器上运行,但我一点运气都没有。我已经将LoadModule语句添加到了httpd.conf中,并且包含了以下文件:
apache_django_wsgi.conf:
WSGIDaemonProcess django
WSGIProcessGroup django
Alias /plagtest/ "/Users/plagtest/myproject/"
<Directory "/Users/plagtest/myproject/">
Order allow,deny
Options Ind
当循环一个简单的范围时,我在多处理时得到这个错误。
Process PoolWorker-37:
Traceback (most recent call last):
File "/usr/lib/python2.7/multiprocessing/process.py", line 249, in _bootstrap
sys.stdin.close()
AttributeError: StdIn instance has no attribute 'close'
代码
pool = multiprocessing.Pool(processes=3
来自yml文件的一些代码:
- name: --- run /opt/installer/bin/install.sh ---
expect:
command: /opt/installer/bin/install.sh
responses:
'Are you installing the application at the central data center? [yes/no default: yes]? [yes]': "\n"
'What is the code of central