我在本地的~/Python2.7/中安装了Python2.7,并且我需要psycopg2模块。但是,当我尝试用easy_install安装它或手动编译它时,我得到
error: invalid Python installation: unable to open /usr/local/lib/python2.7/config/Makefile (No such file or directory)
我尝试将~/Python2.7/Lib/sysconfig.py中的一行从
return os.path.join(get_path('stdlib'), "config&
每当我尝试在Windows上使用Python时,我总是遇到带有import语句的墙。Python根本找不到Windows上的任何东西--每次导入,即使像时区这样核心的东西失败了。
我知道这与PYTHONPATH环境变量有关。在我的例子中,Python被安装到"C:\Python27“。我的PYTHONPATH看起来像这样:
C:\Python27;C:\Python27\DLLs;C:\Python27\Lib
尽管如此,没有什么是重要的。我得到的错误如下:
File "D:\Code\Django\polls\models.py", line 3, in <mo
以下是我到目前为止所拥有的:
def remove_duplicates(values):
output = []
seen = set()
for value in values:
# If value has not been encountered yet,
# ... add it to both list and set.
if value not in seen:
output.append(value)
seen.add(value)
return ou
from wordcloud import WordCloud
import matplotlib.pyplot as plt
text = '''python python python python python
big data big dat big data big data big data big data big data big data big data big data
crawling crawling crawling crawling
analysis analysis analysis analysis
visualization vis