def help(self, error=None, topic=None, parser=None):
"""Display an error message, or the named topic."""
assert error or topic or parser
if error:
print(error)
print("Use '%s help' for help." % (self.program_name,))
elif parser:
print(parser.format_help().strip())
else:
help_params = dict(self.covpkg.__dict__)
help_params['program_name'] = self.program_name
help_msg = textwrap.dedent(HELP_TOPICS.get(topic, '')).strip()
if help_msg:
print(help_msg % help_params)
else:
print("Don't know topic %r" % topic)
python类error()的实例源码
def help_noop(self, error=None, topic=None, parser=None):
"""No-op help function."""
pass
def error(self, msg):
"""Override optparse.error so sys.exit doesn't get called."""
self.help_fn(msg)
raise self.OptionParserError
def help(self, error=None, topic=None, parser=None):
"""Display an error message, or the named topic."""
assert error or topic or parser
if error:
print(error)
print("Use 'coverage help' for help.")
elif parser:
print(parser.format_help().strip())
else:
help_msg = HELP_TOPICS.get(topic, '').strip()
if help_msg:
print(help_msg % self.covpkg.__dict__)
else:
print("Don't know topic %r" % topic)
def main(argv=None):
"""The main entry point to Coverage.
This is installed as the script entry point.
"""
if argv is None:
argv = sys.argv[1:]
try:
start = time.clock()
status = CoverageScript().command_line(argv)
end = time.clock()
if 0:
print("time: %.3fs" % (end - start))
except ExceptionDuringRun:
# An exception was caught while running the product code. The
# sys.exc_info() return tuple is packed into an ExceptionDuringRun
# exception.
_, err, _ = sys.exc_info()
traceback.print_exception(*err.args)
status = ERR
except CoverageException:
# A controlled error inside coverage.py: print the message to the user.
_, err, _ = sys.exc_info()
print(err)
status = ERR
except SystemExit:
# The user called `sys.exit()`. Exit with their argument, if any.
_, err, _ = sys.exc_info()
if err.args:
status = err.args[0]
else:
status = None
return status
def help_noop(self, error=None, topic=None, parser=None):
"""No-op help function."""
pass
def error(self, msg):
"""Override optparse.error so sys.exit doesn't get called."""
self.help_fn(msg)
raise self.OptionParserError
def help(self, error=None, topic=None, parser=None):
"""Display an error message, or the named topic."""
assert error or topic or parser
if error:
print(error)
print("Use 'coverage help' for help.")
elif parser:
print(parser.format_help().strip())
else:
help_msg = HELP_TOPICS.get(topic, '').strip()
if help_msg:
print(help_msg % self.covpkg.__dict__)
else:
print("Don't know topic %r" % topic)
def main(argv=None):
"""The main entry point to Coverage.
This is installed as the script entry point.
"""
if argv is None:
argv = sys.argv[1:]
try:
start = time.clock()
status = CoverageScript().command_line(argv)
end = time.clock()
if 0:
print("time: %.3fs" % (end - start))
except ExceptionDuringRun:
# An exception was caught while running the product code. The
# sys.exc_info() return tuple is packed into an ExceptionDuringRun
# exception.
_, err, _ = sys.exc_info()
traceback.print_exception(*err.args)
status = ERR
except CoverageException:
# A controlled error inside coverage.py: print the message to the user.
_, err, _ = sys.exc_info()
print(err)
status = ERR
except SystemExit:
# The user called `sys.exit()`. Exit with their argument, if any.
_, err, _ = sys.exc_info()
if err.args:
status = err.args[0]
else:
status = None
return status
def help_noop(self, error=None, topic=None, parser=None):
"""No-op help function."""
pass
def error(self, msg):
"""Override optparse.error so sys.exit doesn't get called."""
self.help_fn(msg)
raise self.OptionParserError
def help(self, error=None, topic=None, parser=None):
"""Display an error message, or the named topic."""
assert error or topic or parser
if error:
print(error)
print("Use 'coverage help' for help.")
elif parser:
print(parser.format_help().strip())
else:
help_msg = HELP_TOPICS.get(topic, '').strip()
if help_msg:
print(help_msg % self.covpkg.__dict__)
else:
print("Don't know topic %r" % topic)
def main(argv=None):
"""The main entry point to Coverage.
This is installed as the script entry point.
"""
if argv is None:
argv = sys.argv[1:]
try:
status = CoverageScript().command_line(argv)
except ExceptionDuringRun:
# An exception was caught while running the product code. The
# sys.exc_info() return tuple is packed into an ExceptionDuringRun
# exception.
_, err, _ = sys.exc_info()
traceback.print_exception(*err.args)
status = ERR
except CoverageException:
# A controlled error inside coverage.py: print the message to the user.
_, err, _ = sys.exc_info()
print(err)
status = ERR
except SystemExit:
# The user called `sys.exit()`. Exit with their argument, if any.
_, err, _ = sys.exc_info()
if err.args:
status = err.args[0]
else:
status = None
return status
def help_noop(self, error=None, topic=None, parser=None):
"""No-op help function."""
pass
def error(self, msg):
"""Override optparse.error so sys.exit doesn't get called."""
self.help_fn(msg)
raise self.OptionParserError
def help(self, error=None, topic=None, parser=None):
"""Display an error message, or the named topic."""
assert error or topic or parser
if error:
print(error)
print("Use 'coverage help' for help.")
elif parser:
print(parser.format_help().strip())
else:
help_msg = HELP_TOPICS.get(topic, '').strip()
if help_msg:
print(help_msg % self.covpkg.__dict__)
else:
print("Don't know topic %r" % topic)
def main(argv=None):
"""The main entry point to Coverage.
This is installed as the script entry point.
"""
if argv is None:
argv = sys.argv[1:]
try:
status = CoverageScript().command_line(argv)
except ExceptionDuringRun:
# An exception was caught while running the product code. The
# sys.exc_info() return tuple is packed into an ExceptionDuringRun
# exception.
_, err, _ = sys.exc_info()
traceback.print_exception(*err.args)
status = ERR
except CoverageException:
# A controlled error inside coverage.py: print the message to the user.
_, err, _ = sys.exc_info()
print(err)
status = ERR
except SystemExit:
# The user called `sys.exit()`. Exit with their argument, if any.
_, err, _ = sys.exc_info()
if err.args:
status = err.args[0]
else:
status = None
return status
def help_noop(self, error=None, topic=None, parser=None):
"""No-op help function."""
pass
def error(self, msg):
"""Override optparse.error so sys.exit doesn't get called."""
self.help_fn(msg)
raise self.OptionParserError
def help(self, error=None, topic=None, parser=None):
"""Display an error message, or the named topic."""
assert error or topic or parser
if error:
print(error)
print("Use 'coverage help' for help.")
elif parser:
print(parser.format_help().strip())
else:
help_msg = HELP_TOPICS.get(topic, '').strip()
if help_msg:
print(help_msg % self.covpkg.__dict__)
else:
print("Don't know topic %r" % topic)
def main(argv=None):
"""The main entry point to Coverage.
This is installed as the script entry point.
"""
if argv is None:
argv = sys.argv[1:]
try:
status = CoverageScript().command_line(argv)
except ExceptionDuringRun:
# An exception was caught while running the product code. The
# sys.exc_info() return tuple is packed into an ExceptionDuringRun
# exception.
_, err, _ = sys.exc_info()
traceback.print_exception(*err.args)
status = ERR
except CoverageException:
# A controlled error inside coverage.py: print the message to the user.
_, err, _ = sys.exc_info()
print(err)
status = ERR
except SystemExit:
# The user called `sys.exit()`. Exit with their argument, if any.
_, err, _ = sys.exc_info()
if err.args:
status = err.args[0]
else:
status = None
return status
def help_noop(self, error=None, topic=None, parser=None):
"""No-op help function."""
pass
def error(self, msg):
"""Override optparse.error so sys.exit doesn't get called."""
self.help_fn(msg)
raise self.OptionParserError
def main(argv=None):
"""The main entry point to coverage.py.
This is installed as the script entry point.
"""
if argv is None:
argv = sys.argv[1:]
try:
status = CoverageScript().command_line(argv)
except ExceptionDuringRun as err:
# An exception was caught while running the product code. The
# sys.exc_info() return tuple is packed into an ExceptionDuringRun
# exception.
traceback.print_exception(*err.args)
status = ERR
except CoverageException as err:
# A controlled error inside coverage.py: print the message to the user.
print(err)
status = ERR
except SystemExit as err:
# The user called `sys.exit()`. Exit with their argument, if any.
if err.args:
status = err.args[0]
else:
status = None
return status
