- sudo aptitude install python-dev
- The following NEW packages will be installed:
- libexpat1-dev{ab} libpython-dev{a} libpython2.7-dev{ab} python-dev
- python2.7-dev{ab}
- 0 packages upgraded, 5 newly installed, 0 to remove and 1 not upgraded.
- Need to get 28.1 MB of archives. After unpacking 42.1 MB will be used.
- The following packages have unmet dependencies:
- python2.7-dev : Depends: python2.7 (= 2.7.11-2) but 2.7.12-1ubuntu0~16.04.1 is installed.
- Depends: libpython2.7 (= 2.7.11-2) but 2.7.12-1ubuntu0~16.04.1 is installed.
- libexpat1-dev : Depends: libexpat1 (= 2.1.0-7) but 2.1.0-7ubuntu0.16.04.2 is installed.
- libpython2.7-dev : Depends: libpython2.7-stdlib (= 2.7.11-2) but 2.7.12-1ubuntu0~16.04.1 is installed.
- Depends: libpython2.7 (= 2.7.11-2) but 2.7.12-1ubuntu0~16.04.1 is installed.
- open: 24; closed: 106; defer: 16; conflict: 21 .The following actions will resolve these dependencies:
- Keep the following packages at their current version:
- 1) libexpat1-dev [Not Installed]
- 2) libpython-dev [Not Installed]
- 3) libpython2.7-dev [Not Installed]
- 4) python-dev [Not Installed]
- 5) python2.7-dev [Not Installed]
- Accept this solution? [Y/n/q/?] n 这里一定要n,因为给的solution是保持现在的状态,即不安装
- The following actions will resolve these dependencies:
- Downgrade the following packages:
- 1) libexpat1 [2.1.0-7ubuntu0.16.04.2 (now) -> 2.1.0-7 (xenial)]
- 2) libpython2.7 [2.7.12-1ubuntu0~16.04.1 (now) -> 2.7.11-2 (xenial)]
- 3) libpython2.7-minimal [2.7.12-1ubuntu0~16.04.1 (now) -> 2.7.11-2 (xenial)]
- 4) libpython2.7-stdlib [2.7.12-1ubuntu0~16.04.1 (now) -> 2.7.11-2 (xenial)]
- 5) python2.7 [2.7.12-1ubuntu0~16.04.1 (now) -> 2.7.11-2 (xenial)]
- 6) python2.7-minimal [2.7.12-1ubuntu0~16.04.1 (now) -> 2.7.11-2 (xenial)]
- Accept this solution? [Y/n/q/?] y 接受新状态就可以安装了
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