Public bug reported:
I install python-apscheduler.
but dependent python-concurrent.futures not installed.
[environment]
$ lsb_release -rd
Description: Ubuntu 18.04.3 LTS
Release: 18.04
$ apt-cache policy python-apscheduler
python-apscheduler:
Installed: 3.4.0-2ubuntu1
Candidate: 3.4.0-2ubuntu1
Version table:
*** 3.4.0-2ubuntu1 500
500 http://jp.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
500 http://jp.archive.ubuntu.com/ubuntu bionic/universe i386 Packages
100 /var/lib/dpkg/status
$ python --version
Python 2.7.17
[procedure]
install python-apscheduler
$ sudo apt install python-apscheduler
Prepare the following script
$ cat a.py
from apscheduler.schedulers.blocking import BlockingScheduler
from apscheduler.executors.pool import ThreadPoolExecutor
if __name__ == '__main__':
print "hello"
If I execute it, an error will occur.
$ python a.py
Traceback (most recent call last):
File "a.py", line 1, in <module>
from apscheduler.schedulers.blocking import BlockingScheduler
File "/usr/lib/python2.7/dist-packages/apscheduler/schedulers/blocking.py",
line 5, in <module>
from apscheduler.schedulers.base import BaseScheduler, STATE_STOPPED
File "/usr/lib/python2.7/dist-packages/apscheduler/schedulers/base.py", line
17, in <module>
from apscheduler.executors.pool import ThreadPoolExecutor
File "/usr/lib/python2.7/dist-packages/apscheduler/executors/pool.py", line
2, in <module>
import concurrent.futures
ImportError: No module named concurrent.futures
[examined]
python-concurrent.futures not installed.
$ apt list --installed python-apscheduler python-concurrent.futures
Listing... Done
python-apscheduler/bionic,bionic,now 3.4.0-2ubuntu1 all [installed]
depends don't show python-concurrent.futures?
$ apt depends python-apscheduler
python-apscheduler
Depends: python-pkg-resources
Depends: python-six (>= 1.4.0)
Depends: python-tz
Depends: python-tzlocal
Depends: <python:any> (<< 2.8)
python:i386
python
Depends: <python:any> (>= 2.7.5-5~)
python:i386
python
written Build-Depends: python-concurrent.futures in debian/control.
https://packages.ubuntu.com/ja/bionic/python-apscheduler
I get apscheduler_3.4.0-2ubuntu1.debian.tar.xz .
see debian/control
Source: apscheduler
Section: python
Priority: optional
Maintainer: Ubuntu Developers <ubuntu-devel-disc...@lists.ubuntu.com>
XSBC-Original-Maintainer: Laszlo Boszormenyi (GCS) <g...@debian.org>
Build-Depends: debhelper (>= 11), dh-python,
python-all (>= 2.7),
python-setuptools, python-setuptools-scm,
python-concurrent.futures, python-tzlocal, python-six, python-pytest,
^^^^^^^^^^^^^^^^^^^^^^^^^^
:
** Affects: apscheduler (Ubuntu)
Importance: Undecided
Status: New
** Description changed:
I install python-apscheduler.
but dependent python-concurrent.futures not installed.
+
[environment]
$ lsb_release -rd
Description: Ubuntu 18.04.3 LTS
Release: 18.04
- $ LANG=C apt-cache policy python-apscheduler
+ $ apt-cache policy python-apscheduler
python-apscheduler:
Installed: 3.4.0-2ubuntu1
Candidate: 3.4.0-2ubuntu1
Version table:
*** 3.4.0-2ubuntu1 500
500 http://jp.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
500 http://jp.archive.ubuntu.com/ubuntu bionic/universe i386 Packages
100 /var/lib/dpkg/status
$ python --version
Python 2.7.17
[procedure]
install python-apscheduler
$ sudo apt install python-apscheduler
Prepare the following script
$ cat a.py
from apscheduler.schedulers.blocking import BlockingScheduler
from apscheduler.executors.pool import ThreadPoolExecutor
if __name__ == '__main__':
print "hello"
If I execute it, an error will occur.
$ python a.py
Traceback (most recent call last):
File "a.py", line 1, in <module>
from apscheduler.schedulers.blocking import BlockingScheduler
File "/usr/lib/python2.7/dist-packages/apscheduler/schedulers/blocking.py",
line 5, in <module>
from apscheduler.schedulers.base import BaseScheduler, STATE_STOPPED
File "/usr/lib/python2.7/dist-packages/apscheduler/schedulers/base.py",
line 17, in <module>
from apscheduler.executors.pool import ThreadPoolExecutor
File "/usr/lib/python2.7/dist-packages/apscheduler/executors/pool.py", line
2, in <module>
import concurrent.futures
ImportError: No module named concurrent.futures
[examined]
+
python-concurrent.futures not installed.
$ apt list --installed python-apscheduler python-concurrent.futures
Listing... Done
python-apscheduler/bionic,bionic,now 3.4.0-2ubuntu1 all [installed]
depends don't show python-concurrent.futures?
$ apt depends python-apscheduler
python-apscheduler
Depends: python-pkg-resources
Depends: python-six (>= 1.4.0)
- Depends:miwa@miwa-VirtualBox:~$ LANG=C apt-cache policy python-apscheduler
- python-apscheduler:
- Installed: 3.4.0-2ubuntu1
- Candidate: 3.4.0-2ubuntu1
- Version table:
- *** 3.4.0-2ubuntu1 500
- 500 http://jp.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
- 500 http://jp.archive.ubuntu.com/ubuntu bionic/universe i386 Packages
- 100 /var/lib/dpkg/status
-
- Depends:miwa@miwa-VirtualBox:~$ LANG=C apt-cache policy python-apscheduler
- python-apscheduler:
- Installed: 3.4.0-2ubuntu1
- Candidate: 3.4.0-2ubuntu1
- Version table:
- *** 3.4.0-2ubuntu1 500
- 500 http://jp.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
- 500 http://jp.archive.ubuntu.com/ubuntu bionic/universe i386 Packages
- 100 /var/lib/dpkg/status
- cal
- Depends:miwa@miwa-VirtualBox:~$ LANG=C apt-cache policy python-apscheduler
- python-apscheduler:
- Installed: 3.4.0-2ubuntu1
- Candidate: 3.4.0-2ubuntu1
- Version table:
- *** 3.4.0-2ubuntu1 500
- 500 http://jp.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
- 500 http://jp.archive.ubuntu.com/ubuntu bionic/universe i386 Packages
- 100 /var/lib/dpkg/status
- > (<< 2.8)
- pythonmiwa@miwa-VirtualBox:~$ LANG=C apt-cache policy python-apscheduler
- python-apscheduler:
- Installed: 3.4.0-2ubuntu1
- Candidate: 3.4.0-2ubuntu1
- Version table:
- *** 3.4.0-2ubuntu1 500
- 500 http://jp.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
- 500 http://jp.archive.ubuntu.com/ubuntu bionic/universe i386 Packages
- 100 /var/lib/dpkg/status
-
- pythonmiwa@miwa-VirtualBox:~$ LANG=C apt-cache policy python-apscheduler
- python-apscheduler:
- Installed: 3.4.0-2ubuntu1
- Candidate: 3.4.0-2ubuntu1
- Version table:
- *** 3.4.0-2ubuntu1 500
- 500 http://jp.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
- 500 http://jp.archive.ubuntu.com/ubuntu bionic/universe i386 Packages
- 100 /var/lib/dpkg/status
-
+ Depends: python-tz
+ Depends: python-tzlocal
+ Depends: <python:any> (<< 2.8)
+ python:i386
+ python
Depends: <python:any> (>= 2.7.5-5~)
python:i386
python
written Build-Depends: python-concurrent.futures in debian/control.
https://packages.ubuntu.com/ja/bionic/python-apscheduler
I get apscheduler_3.4.0-2ubuntu1.debian.tar.xz .
see debian/control
Source: apscheduler
Section: python
Priority: optional
Maintainer: Ubuntu Developers <ubuntu-devel-disc...@lists.ubuntu.com>
XSBC-Original-Maintainer: Laszlo Boszormenyi (GCS) <g...@debian.org>
Build-Depends: debhelper (>= 11), dh-python,
python-all (>= 2.7),
python-setuptools, python-setuptools-scm,
python-concurrent.futures, python-tzlocal, python-six, python-pytest,
^^^^^^^^^^^^^^^^^^^^^^^^^^
:
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https://bugs.launchpad.net/bugs/1879197
Title:
dependent python-concurrent.futures not installed
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