本文整理汇总了Python中apt_pkg.upstream_version方法的典型用法代码示例。如果您正苦于以下问题：Python apt_pkg.upstream_version方法的具体用法？Python apt_pkg.upstream_version怎么用？Python apt_pkg.upstream_version使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类apt_pkg的用法示例。
在下文中一共展示了apt_pkg.upstream_version方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: get_upstream_version
# 需要导入模块: import apt_pkg [as 别名]
# 或者: from apt_pkg import upstream_version [as 别名]
def get_upstream_version(package):
"""Determine upstream version based on installed package
@returns None (if not installed) or the upstream version
"""
import apt_pkg
cache = apt_cache()
try:
pkg = cache[package]
except Exception:
# the package is unknown to the current apt cache.
return None
if not pkg.current_ver:
# package is known, but no version is currently installed.
return None
return apt_pkg.upstream_version(pkg.current_ver.ver_str) 示例2: get_upstream_version
# 需要导入模块: import apt_pkg [as 别名]
# 或者: from apt_pkg import upstream_version [as 别名]
def get_upstream_version(package):
"""Determine upstream version based on installed package
@returns None (if not installed) or the upstream version
"""
import apt_pkg
cache = apt_cache()
try:
pkg = cache[package]
except:
# the package is unknown to the current apt cache.
return None
if not pkg.current_ver:
# package is known, but no version is currently installed.
return None
return apt_pkg.upstream_version(pkg.current_ver.ver_str) 示例3: get_upstream_version
# 需要导入模块: import apt_pkg [as 别名]
# 或者: from apt_pkg import upstream_version [as 别名]
def get_upstream_version(package):
"""Determine upstream version based on installed package
@returns None (if not installed) or the upstream version
"""
import apt_pkg
cache = fetch.apt_cache()
try:
pkg = cache[package]
except:
# the package is unknown to the current apt cache.
return None
if not pkg.current_ver:
# package is known, but no version is currently installed.
return None
return apt_pkg.upstream_version(pkg.current_ver.ver_str)
# TODO(AJK): Once this is in charms.reactive, drop it here and just reference
# the charms.reactive version.
# NOTE(AJK): that we are breaking the camalcase rule as this is acting as a
# context manager, which doesn't look like a 'class' 示例4: get_version
# 需要导入模块: import apt_pkg [as 别名]
# 或者: from apt_pkg import upstream_version [as 别名]
def get_version():
"""Derive Ceph release from an installed package."""
import apt_pkg as apt
cache = apt_cache()
package = "ceph"
try:
pkg = cache[package]
except:
# the package is unknown to the current apt cache.
e = 'Could not determine version of package with no installation ' \
'candidate: %s' % package
error_out(e)
if not pkg.current_ver:
# package is known, but no version is currently installed.
e = 'Could not determine version of uninstalled package: %s' % package
error_out(e)
vers = apt.upstream_version(pkg.current_ver.ver_str)
# x.y match only for 20XX.X
# and ignore patch level for other packages
match = re.match('^(\d+)\.(\d+)', vers)
if match:
vers = match.group(0)
return float(vers)