1
# Copyright (C) 2006, 2007, 2008 Canonical Ltd
2
# Authors: Robert Collins <robert.collins@canonical.com> and others
1
# Copyright (C) 2006, 2007, 2008, 2009 Canonical Ltd
4
3
# This program is free software; you can redistribute it and/or modify
5
4
# it under the terms of the GNU General Public License as published by
14
13
# You should have received a copy of the GNU General Public License
15
14
# along with this program; if not, write to the Free Software
16
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18
17
"""Symbol versioning
61
37
DEPRECATED_PARAMETER = "A deprecated parameter marker."
62
zero_seven = "%s was deprecated in version 0.7."
63
zero_eight = "%s was deprecated in version 0.8."
64
zero_nine = "%s was deprecated in version 0.9."
65
zero_ten = "%s was deprecated in version 0.10."
66
zero_eleven = "%s was deprecated in version 0.11."
67
zero_twelve = "%s was deprecated in version 0.12."
68
zero_thirteen = "%s was deprecated in version 0.13."
69
zero_fourteen = "%s was deprecated in version 0.14."
70
zero_fifteen = "%s was deprecated in version 0.15."
71
zero_sixteen = "%s was deprecated in version 0.16."
72
zero_seventeen = "%s was deprecated in version 0.17."
73
zero_eighteen = "%s was deprecated in version 0.18."
74
zero_ninety = "%s was deprecated in version 0.90."
75
zero_ninetyone = "%s was deprecated in version 0.91."
76
zero_ninetytwo = "%s was deprecated in version 0.92."
77
one_zero = "%s was deprecated in version 1.0."
78
zero_ninetythree = one_zero # Maintained for backwards compatibility
79
one_one = "%s was deprecated in version 1.1."
80
one_two = "%s was deprecated in version 1.2."
81
one_three = "%s was deprecated in version 1.3."
82
one_four = "%s was deprecated in version 1.4."
83
one_five = "%s was deprecated in version 1.5."
84
one_six = "%s was deprecated in version 1.6."
87
40
def deprecated_in(version_tuple):
136
89
def function_decorator(callable):
137
90
"""This is the function python calls to perform the decoration."""
139
92
def decorated_function(*args, **kwargs):
140
93
"""This is the decorated function."""
141
94
from bzrlib import trace
152
105
def deprecated_method(deprecation_version):
153
106
"""Decorate a method so that use of it will trigger a warning.
155
To deprecate a static or class method, use
108
To deprecate a static or class method, use
158
111
@deprecated_function
161
114
To deprecate an entire class, decorate __init__.
164
117
def method_decorator(callable):
165
118
"""This is the function python calls to perform the decoration."""
167
120
def decorated_method(self, *args, **kwargs):
168
121
"""This is the decorated method."""
169
122
from bzrlib import trace
188
141
def deprecated_passed(parameter_value):
189
142
"""Return True if parameter_value was used."""
190
# FIXME: it might be nice to have a parameter deprecation decorator.
143
# FIXME: it might be nice to have a parameter deprecation decorator.
191
144
# it would need to handle positional and *args and **kwargs parameters,
192
145
# which means some mechanism to describe how the parameter was being
193
146
# passed before deprecation, and some way to deprecate parameters that
213
166
if len(docstring_lines) == 0:
214
167
decorated_callable.__doc__ = deprecation_version % ("This " + label)
215
168
elif len(docstring_lines) == 1:
216
decorated_callable.__doc__ = (callable.__doc__
169
decorated_callable.__doc__ = (callable.__doc__
219
172
+ deprecation_version % ("This " + label)
267
220
typically from deprecated_in()
268
221
:param initial_value: The contents of the dict
269
222
:param variable_name: This allows better warnings to be printed
270
:param advice: String of advice on what callers should do instead
223
:param advice: String of advice on what callers should do instead
271
224
of using this variable.
273
226
self._deprecation_version = deprecation_version
309
262
def _warn_deprecated(self, func, *args, **kwargs):
310
263
warn(msg, DeprecationWarning, stacklevel=3)
311
264
return func(self, *args, **kwargs)
313
266
def append(self, obj):
314
267
"""appending to %s is deprecated""" % (variable_name,)
315
268
return self._warn_deprecated(list.append, obj)
340
293
def _check_for_filter(error_only):
341
294
"""Check if there is already a filter for deprecation warnings.
343
296
:param error_only: Only match an 'error' filter
344
297
:return: True if a filter is found, False otherwise