Remove unused module cliutils and timeutils
cliutils and timeutils is not used anywhere, it should be removed safely. Change-Id: I47ef282ed4da297cf1ff98289300f29412fa8205 Closes-bug: #1476898
This commit is contained in:
liyingjun
parent
c0c0a77c56
commit
f18111a94d
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@ -1,318 +0,0 @@
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# Copyright 2012 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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# W0603: Using the global statement
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# W0621: Redefining name %s from outer scope
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# pylint: disable=W0603,W0621
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from __future__ import print_function
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import getpass
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import inspect
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import os
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import sys
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import textwrap
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import prettytable
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import six
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from six import moves
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from oslo_utils import encodeutils
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from oslo_utils import strutils
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from oslo_utils import uuidutils
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from muranoclient.openstack.common.apiclient import exceptions
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from muranoclient.openstack.common.gettextutils import _
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def validate_args(fn, *args, **kwargs):
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"""Check that the supplied args are sufficient for calling a function.
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>>> validate_args(lambda a: None)
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Traceback (most recent call last):
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...
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MissingArgs: Missing argument(s): a
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>>> validate_args(lambda a, b, c, d: None, 0, c=1)
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Traceback (most recent call last):
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...
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MissingArgs: Missing argument(s): b, d
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:param fn: the function to check
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:param arg: the positional arguments supplied
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:param kwargs: the keyword arguments supplied
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"""
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argspec = inspect.getargspec(fn)
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num_defaults = len(argspec.defaults or [])
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required_args = argspec.args[:len(argspec.args) - num_defaults]
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def isbound(method):
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return getattr(method, '__self__', None) is not None
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if isbound(fn):
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required_args.pop(0)
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missing = [arg for arg in required_args if arg not in kwargs]
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missing = missing[len(args):]
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if missing:
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raise exceptions.MissingArgs(missing)
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def arg(*args, **kwargs):
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"""Decorator for CLI args.
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Example:
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>>> @arg("name", help="Name of the new entity")
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... def entity_create(args):
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... pass
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"""
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def _decorator(func):
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add_arg(func, *args, **kwargs)
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return func
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return _decorator
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def env(*args, **kwargs):
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"""Returns the first environment variable set.
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If all are empty, defaults to '' or keyword arg `default`.
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"""
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for arg in args:
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value = os.environ.get(arg)
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if value:
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return value
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return kwargs.get('default', '')
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def add_arg(func, *args, **kwargs):
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"""Bind CLI arguments to a shell.py `do_foo` function."""
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if not hasattr(func, 'arguments'):
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func.arguments = []
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# NOTE(sirp): avoid dups that can occur when the module is shared across
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# tests.
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if (args, kwargs) not in func.arguments:
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# Because of the semantics of decorator composition if we just append
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# to the options list positional options will appear to be backwards.
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func.arguments.insert(0, (args, kwargs))
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def unauthenticated(func):
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"""Adds 'unauthenticated' attribute to decorated function.
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Usage:
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>>> @unauthenticated
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... def mymethod(f):
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... pass
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"""
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func.unauthenticated = True
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return func
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def isunauthenticated(func):
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"""Checks if the function does not require authentication.
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Mark such functions with the `@unauthenticated` decorator.
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:returns: bool
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"""
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return getattr(func, 'unauthenticated', False)
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def print_list(objs, fields, formatters=None, sortby_index=0,
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mixed_case_fields=None):
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"""Print a list or objects as a table, one row per object.
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:param objs: iterable of :class:`Resource`
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:param fields: attributes that correspond to columns, in order
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:param formatters: `dict` of callables for field formatting
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:param sortby_index: index of the field for sorting table rows
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:param mixed_case_fields: fields corresponding to object attributes that
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have mixed case names (e.g., 'serverId')
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"""
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formatters = formatters or {}
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mixed_case_fields = mixed_case_fields or []
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if sortby_index is None:
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kwargs = {}
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else:
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kwargs = {'sortby': fields[sortby_index]}
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pt = prettytable.PrettyTable(fields, caching=False)
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pt.align = 'l'
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for o in objs:
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row = []
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for field in fields:
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if field in formatters:
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row.append(formatters[field](o))
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else:
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if field in mixed_case_fields:
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field_name = field.replace(' ', '_')
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else:
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field_name = field.lower().replace(' ', '_')
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data = getattr(o, field_name, '')
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row.append(data)
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pt.add_row(row)
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print(encodeutils.safe_encode(pt.get_string(**kwargs)))
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def print_dict(dct, dict_property="Property", wrap=0):
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"""Print a `dict` as a table of two columns.
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:param dct: `dict` to print
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:param dict_property: name of the first column
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:param wrap: wrapping for the second column
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"""
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pt = prettytable.PrettyTable([dict_property, 'Value'], caching=False)
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pt.align = 'l'
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for k, v in six.iteritems(dct):
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# convert dict to str to check length
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if isinstance(v, dict):
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v = six.text_type(v)
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if wrap > 0:
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v = textwrap.fill(six.text_type(v), wrap)
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# if value has a newline, add in multiple rows
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# e.g. fault with stacktrace
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if v and isinstance(v, six.string_types) and r'\n' in v:
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lines = v.strip().split(r'\n')
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col1 = k
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for line in lines:
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pt.add_row([col1, line])
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col1 = ''
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else:
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pt.add_row([k, v])
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print(encodeutils.safe_encode(pt.get_string()))
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def get_password(max_password_prompts=3):
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"""Read password from TTY."""
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verify = strutils.bool_from_string(env("OS_VERIFY_PASSWORD"))
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pw = None
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if hasattr(sys.stdin, "isatty") and sys.stdin.isatty():
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# Check for Ctrl-D
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try:
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for __ in moves.range(max_password_prompts):
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pw1 = getpass.getpass("OS Password: ")
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if verify:
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pw2 = getpass.getpass("Please verify: ")
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else:
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pw2 = pw1
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if pw1 == pw2 and pw1:
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pw = pw1
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break
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except EOFError:
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pass
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return pw
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def find_resource(manager, name_or_id, **find_args):
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"""Look for resource in a given manager.
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Used as a helper for the _find_* methods.
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Example:
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.. code-block:: python
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def _find_hypervisor(cs, hypervisor):
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#Get a hypervisor by name or ID.
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return cliutils.find_resource(cs.hypervisors, hypervisor)
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"""
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# first try to get entity as integer id
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try:
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return manager.get(int(name_or_id))
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except (TypeError, ValueError, exceptions.NotFound):
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pass
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# now try to get entity as uuid
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try:
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if six.PY2:
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tmp_id = encodeutils.safe_encode(name_or_id)
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else:
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tmp_id = encodeutils.safe_decode(name_or_id)
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if uuidutils.is_uuid_like(tmp_id):
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return manager.get(tmp_id)
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except (TypeError, ValueError, exceptions.NotFound):
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pass
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# for str id which is not uuid
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if getattr(manager, 'is_alphanum_id_allowed', False):
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try:
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return manager.get(name_or_id)
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except exceptions.NotFound:
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pass
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try:
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try:
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return manager.find(human_id=name_or_id, **find_args)
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except exceptions.NotFound:
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pass
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# finally try to find entity by name
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try:
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resource = getattr(manager, 'resource_class', None)
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name_attr = resource.NAME_ATTR if resource else 'name'
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kwargs = {name_attr: name_or_id}
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kwargs.update(find_args)
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return manager.find(**kwargs)
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except exceptions.NotFound:
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msg = _("No %(name)s with a name or "
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"ID of '%(name_or_id)s' exists.") % \
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{
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"name": manager.resource_class.__name__.lower(),
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"name_or_id": name_or_id
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}
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raise exceptions.CommandError(msg)
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except exceptions.NoUniqueMatch:
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msg = _("Multiple %(name)s matches found for "
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"'%(name_or_id)s', use an ID to be more specific.") % \
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{
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"name": manager.resource_class.__name__.lower(),
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"name_or_id": name_or_id
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}
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raise exceptions.CommandError(msg)
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def service_type(stype):
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"""Adds 'service_type' attribute to decorated function.
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Usage:
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.. code-block:: python
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@service_type('volume')
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def mymethod(f):
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...
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"""
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def inner(f):
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f.service_type = stype
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return f
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return inner
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def get_service_type(f):
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"""Retrieves service type from function."""
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return getattr(f, 'service_type', None)
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def pretty_choice_list(l):
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return ', '.join("'%s'" % i for i in l)
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def exit(msg=''):
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if msg:
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print (msg, file=sys.stderr)
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sys.exit(1)
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@ -1,210 +0,0 @@
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# Copyright 2011 OpenStack Foundation.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""
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Time related utilities and helper functions.
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"""
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import calendar
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import datetime
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import time
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import iso8601
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import six
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# ISO 8601 extended time format with microseconds
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_ISO8601_TIME_FORMAT_SUBSECOND = '%Y-%m-%dT%H:%M:%S.%f'
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_ISO8601_TIME_FORMAT = '%Y-%m-%dT%H:%M:%S'
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PERFECT_TIME_FORMAT = _ISO8601_TIME_FORMAT_SUBSECOND
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def isotime(at=None, subsecond=False):
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"""Stringify time in ISO 8601 format."""
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if not at:
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at = utcnow()
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st = at.strftime(_ISO8601_TIME_FORMAT
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if not subsecond
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else _ISO8601_TIME_FORMAT_SUBSECOND)
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tz = at.tzinfo.tzname(None) if at.tzinfo else 'UTC'
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st += ('Z' if tz == 'UTC' else tz)
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return st
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def parse_isotime(timestr):
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"""Parse time from ISO 8601 format."""
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try:
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return iso8601.parse_date(timestr)
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except iso8601.ParseError as e:
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raise ValueError(six.text_type(e))
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except TypeError as e:
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raise ValueError(six.text_type(e))
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def strtime(at=None, fmt=PERFECT_TIME_FORMAT):
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"""Returns formatted utcnow."""
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if not at:
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at = utcnow()
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return at.strftime(fmt)
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def parse_strtime(timestr, fmt=PERFECT_TIME_FORMAT):
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"""Turn a formatted time back into a datetime."""
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return datetime.datetime.strptime(timestr, fmt)
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def normalize_time(timestamp):
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"""Normalize time in arbitrary timezone to UTC naive object."""
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offset = timestamp.utcoffset()
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if offset is None:
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return timestamp
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return timestamp.replace(tzinfo=None) - offset
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def is_older_than(before, seconds):
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"""Return True if before is older than seconds."""
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if isinstance(before, six.string_types):
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before = parse_strtime(before).replace(tzinfo=None)
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else:
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before = before.replace(tzinfo=None)
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return utcnow() - before > datetime.timedelta(seconds=seconds)
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def is_newer_than(after, seconds):
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"""Return True if after is newer than seconds."""
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if isinstance(after, six.string_types):
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after = parse_strtime(after).replace(tzinfo=None)
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else:
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after = after.replace(tzinfo=None)
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return after - utcnow() > datetime.timedelta(seconds=seconds)
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def utcnow_ts():
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"""Timestamp version of our utcnow function."""
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if utcnow.override_time is None:
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# NOTE(kgriffs): This is several times faster
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# than going through calendar.timegm(...)
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return int(time.time())
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return calendar.timegm(utcnow().timetuple())
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def utcnow():
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"""Overridable version of utils.utcnow."""
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if utcnow.override_time:
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try:
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return utcnow.override_time.pop(0)
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except AttributeError:
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return utcnow.override_time
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return datetime.datetime.utcnow()
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def iso8601_from_timestamp(timestamp):
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"""Returns an iso8601 formatted date from timestamp."""
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return isotime(datetime.datetime.utcfromtimestamp(timestamp))
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utcnow.override_time = None
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def set_time_override(override_time=None):
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"""Overrides utils.utcnow.
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Make it return a constant time or a list thereof, one at a time.
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:param override_time: datetime instance or list thereof. If not
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given, defaults to the current UTC time.
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"""
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utcnow.override_time = override_time or datetime.datetime.utcnow()
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def advance_time_delta(timedelta):
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"""Advance overridden time using a datetime.timedelta."""
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assert utcnow.override_time is not None
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try:
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for dt in utcnow.override_time:
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dt += timedelta
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except TypeError:
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utcnow.override_time += timedelta
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def advance_time_seconds(seconds):
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"""Advance overridden time by seconds."""
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advance_time_delta(datetime.timedelta(0, seconds))
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def clear_time_override():
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"""Remove the overridden time."""
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utcnow.override_time = None
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def marshall_now(now=None):
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"""Make an rpc-safe datetime with microseconds.
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Note: tzinfo is stripped, but not required for relative times.
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"""
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if not now:
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now = utcnow()
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return dict(day=now.day, month=now.month, year=now.year, hour=now.hour,
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minute=now.minute, second=now.second,
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microsecond=now.microsecond)
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def unmarshall_time(tyme):
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"""Unmarshall a datetime dict."""
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return datetime.datetime(day=tyme['day'],
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month=tyme['month'],
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year=tyme['year'],
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hour=tyme['hour'],
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minute=tyme['minute'],
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second=tyme['second'],
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microsecond=tyme['microsecond'])
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def delta_seconds(before, after):
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"""Return the difference between two timing objects.
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Compute the difference in seconds between two date, time, or
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datetime objects (as a float, to microsecond resolution).
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"""
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delta = after - before
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return total_seconds(delta)
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def total_seconds(delta):
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"""Return the total seconds of datetime.timedelta object.
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Compute total seconds of datetime.timedelta, datetime.timedelta
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doesn't have method total_seconds in Python2.6, calculate it manually.
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"""
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try:
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return delta.total_seconds()
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except AttributeError:
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return ((delta.days * 24 * 3600) + delta.seconds +
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float(delta.microseconds) / (10 ** 6))
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def is_soon(dt, window):
|
||||
"""Determines if time is going to happen in the next window seconds.
|
||||
|
||||
:param dt: the time
|
||||
:param window: minimum seconds to remain to consider the time not soon
|
||||
|
||||
:return: True if expiration is within the given duration
|
||||
"""
|
||||
soon = (utcnow() + datetime.timedelta(seconds=window))
|
||||
return normalize_time(dt) <= soon
|
||||
|
|
@ -2,7 +2,6 @@
|
|||
|
||||
# The list of modules to copy from openstack-common
|
||||
module=apiclient.exceptions
|
||||
module=cliutils
|
||||
module=apiclient
|
||||
|
||||
# The base module to hold the copy of openstack.common
|
||||
|
|
|
|||
Loading…
Reference in New Issue