我使用的是Ubuntu16.04。我想安装一个与ROS相关的"apt-get安装“包,但是它不起作用。终端机上写着如下。
$ sudo apt-get install ros-kinetic-libuvc
Reading package lists... Done
Building dependency tree
Reading state information... Done
You might want to run 'apt-get -f install' to correct these:
The following packages have
我正在尝试安装g++.But,但做不到。
amol@amol-System-Product-Name:~$ sudo apt-get install g++
[sudo] password for amol:
Reading package lists... Done
Building dependency tree
Reading state information... Done
You might want to run 'apt-get -f install' to correct these:
The following packages ha
在升级到21.10之前,我在Ubuntu18.04中安装了OKI扫描仪驱动程序。现在,当我启动okiscantool时,我会得到消息ImportError: No module named pygtk。
我看到python3安装得和python2一样好。
~$ dpkg -l '*python*' | grep ii
ii libpython2-stdlib:amd64 2.7.18-3 amd64 interactive high-level object-oriented language (P
看起来python运行的很完美……
$ python
Python 2.7.8 (default, Aug 24 2014, 21:26:19)
[GCC 4.2.1 Compatible Apple LLVM 5.1 (clang-503.0.40)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>>
但是python -v会打印出各种各样的垃圾:
$ python -v
# installi
最近我做了一个dist升级,我设法进入了一个完全崩溃的状态。
% sudo apt upgrade
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
You might want to run 'apt --fix-broken install' to correct these.
The following packages have unmet dependencies:
hplip : Depends: hplip-data (
我在桌面上遇到了Manjaro的软件更新问题。我想执行系统更新,我去更新应用程序,或更新应用通知我的许多优秀的软件更新,我开始更新过程。但是,在下载了更新之后,我通常会收到一条消息,其中说我的一些python包依赖于其他python包,并且将有一个“依赖周期”。我“提交”事务的协议,我知道这个问题,但它总是发生,“事务失败”。
作为一种解决办法,我尝试过只对某些包进行部分升级,但由于事务失败,它仍然失败。
下面是pacman -Syu的运行:
sudo pacman -Syu
:: Synchronizing package databases...
core is up to date
在尝试sudo apt-get install Clang++时,我得到了以下错误:
Note, selecting 'clang-tidy-4.0' for regex 'Clang+'
Note, selecting 'python-clang-5.0' instead of 'python-clang-x.y'
Some packages could not be installed. This may mean that you have
requested an impossible situation or if yo
因此,我遇到了这个非常令人沮丧的问题(Ubuntu16.04),每当我试图通过apt安装任何东西时,我都会出错,说出未满足的依赖关系。但是它说它依赖于python <2.8,但是3.6.1-1将被安装。我不明白这一点,因为我已经有python 2.7.12了。消息如下:
The following packages have unmet dependencies:
libnl-3-dev : Depends: libnl-3-200 (= 3.2.27-1ubuntu0.16.04.1) but 3.2.27-1 is to be installed
python-libxml2 :
所以,我正在学习Django,当我试图显示一个index.html时,我得到了这个错误:
ImportError at /
No module named core
Request Method: GET
Request URL: http://127.0.0.1:8000/
Django Version: 1.6.2
Exception Type: ImportError
Exception Value:
No module named core
Exception Location: /usr/local/lib/python2.7/site-packages/django/
通过尝试在Ubuntu16.04上安装任何应用程序,它在终端上给了我这条消息,我知道我错误地拖延python 2.6.8,所以我尝试安装python 2.7.12,但是给我相同的消息,如何解决这个问题?
Reading package lists... Done
Building dependency tree
Reading state information... Done
build-essential is already the newest version (12.1ubuntu2).
checkinstall is already the newest versio
我正在尝试在WSL Ubuntu 18.04.2LTS上安装pip。当我尝试时,它在安装python3-crypto时失败了:
Setting up python3-crypto (2.6.1-8ubuntu2) ...
/usr/bin/python3: error while loading shared libraries: libexpat.so.1: cannot open shared object file: No such file or directory
在这个错误之后,一切都失败了,python3也被破坏了。图书馆在系统上:
$ locate libexpat.so.1
我有一个特定的格式,我想将元组转储到YAML文件中。我尝试运行以下代码将元组转储到YAML文件中。在下面的代码中,我尝试使用append()将一对元组(x,y)添加到列表中。在此之后,我会将列表转储回YAML文件。我的问题是,当我转储回YAML文件时,是否可以保持文件的特定格式不变? import ruamel.yaml
def addObstacles():
yaml = ruamel.yaml.YAML()
with open('input.yaml') as f:
doc = yaml.load(f)
x = 5
y