本文整理匯總了Python中pip.exceptions.CommandError方法的典型用法代碼示例。如果您正苦於以下問題：Python exceptions.CommandError方法的具體用法？Python exceptions.CommandError怎麽用？Python exceptions.CommandError使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類pip.exceptions的用法示例。
在下文中一共展示了exceptions.CommandError方法的4個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: check_required_packages
# 需要導入模塊: from pip import exceptions [as 別名]
# 或者: from pip.exceptions import CommandError [as 別名]
def check_required_packages(self):
import_or_raise(
'wheel.bdist_wheel',
CommandError,
"'pip wheel' requires the 'wheel' package. To fix this, run: "
"pip install wheel"
)
pkg_resources = import_or_raise(
'pkg_resources',
CommandError,
"'pip wheel' requires setuptools >= 0.8 for dist-info support."
" To fix this, run: pip install --upgrade setuptools"
)
if not hasattr(pkg_resources, 'DistInfoDistribution'):
raise CommandError(
"'pip wheel' requires setuptools >= 0.8 for dist-info "
"support. To fix this, run: pip install --upgrade "
"setuptools"
) 示例2: run
# 需要導入模塊: from pip import exceptions [as 別名]
# 或者: from pip.exceptions import CommandError [as 別名]
def run(self, options, args):
from pip.commands import commands_dict, get_similar_commands
try:
# 'pip help' with no args is handled by pip.__init__.parseopt()
cmd_name = args[0] # the command we need help for
except IndexError:
return SUCCESS
if cmd_name not in commands_dict:
guess = get_similar_commands(cmd_name)
msg = ['unknown command "%s"' % cmd_name]
if guess:
msg.append('maybe you meant "%s"' % guess)
raise CommandError(' - '.join(msg))
command = commands_dict[cmd_name]()
command.parser.print_help()
return SUCCESS 示例3: run
# 需要導入模塊: from pip import exceptions [as 別名]
# 或者: from pip.exceptions import CommandError [as 別名]
def run(self, options, args):
from pip.commands import commands, get_similar_commands
try:
# 'pip help' with no args is handled by pip.__init__.parseopt()
cmd_name = args[0] # the command we need help for
except IndexError:
return SUCCESS
if cmd_name not in commands:
guess = get_similar_commands(cmd_name)
msg = ['unknown command "%s"' % cmd_name]
if guess:
msg.append('maybe you meant "%s"' % guess)
raise CommandError(' - '.join(msg))
command = commands[cmd_name]()
command.parser.print_help()
return SUCCESS 示例4: run
# 需要導入模塊: from pip import exceptions [as 別名]
# 或者: from pip.exceptions import CommandError [as 別名]
def run(self, options, args):
if not args:
raise CommandError('Missing required argument (search query).')
query = args
index_url = options.index
pypi_hits = self.search(query, index_url)
hits = transform_hits(pypi_hits)
terminal_width = None
if sys.stdout.isatty():
terminal_width = get_terminal_size()[0]
print_results(hits, terminal_width=terminal_width)
if pypi_hits:
return SUCCESS
return NO_MATCHES_FOUND