52
50
# Python version 2.0 is (2, 0, 0, 'final', 0)." Additionally we use a
53
51
# releaselevel of 'dev' for unreleased under-development code.
55
version_info = (2, 5, 0, 'dev', 1)
57
# API compatibility version
58
api_minimum_version = (2, 4, 0)
53
version_info = (1, 8, 0, 'dev', 0)
56
# API compatibility version: bzrlib is currently API compatible with 1.7.
57
api_minimum_version = (1, 7, 0)
61
60
def _format_version_tuple(version_info):
62
"""Turn a version number 2, 3 or 5-tuple into a short string.
61
"""Turn a version number 3-tuple or 5-tuple into a short string.
64
63
This format matches <http://docs.python.org/dist/meta-data.html>
65
64
and the typical presentation used in Python output.
67
66
This also checks that the version is reasonable: the sub-release must be
68
zero for final releases.
67
zero for final releases, and non-zero for alpha, beta and preview.
70
69
>>> print _format_version_tuple((1, 0, 0, 'final', 0))
72
71
>>> print _format_version_tuple((1, 2, 0, 'dev', 0))
74
>>> print _format_version_tuple((1, 2, 0, 'dev', 1))
76
73
>>> print _format_version_tuple((1, 1, 1, 'candidate', 2))
78
>>> print _format_version_tuple((2, 1, 0, 'beta', 1))
80
75
>>> print _format_version_tuple((1, 4, 0))
82
>>> print _format_version_tuple((1, 4))
84
>>> print _format_version_tuple((2, 1, 0, 'final', 42))
86
77
>>> print _format_version_tuple((1, 4, 0, 'wibble', 0))
78
Traceback (most recent call last):
80
ValueError: version_info (1, 4, 0, 'wibble', 0) not valid
89
if len(version_info) == 2:
82
if version_info[2] == 0:
90
83
main_version = '%d.%d' % version_info[:2]
92
85
main_version = '%d.%d.%d' % version_info[:3]
93
86
if len(version_info) <= 3:
94
87
return main_version
96
release_type = version_info[3]
89
__release_type = version_info[3]
90
__sub = version_info[4]
99
if release_type == 'final' and sub == 0:
101
elif release_type == 'final':
102
sub_string = '.' + str(sub)
103
elif release_type == 'dev' and sub == 0:
105
elif release_type == 'dev':
106
sub_string = 'dev' + str(sub)
107
elif release_type in ('alpha', 'beta'):
108
if version_info[2] == 0:
109
main_version = '%d.%d' % version_info[:2]
110
sub_string = release_type[0] + str(sub)
111
elif release_type == 'candidate':
112
sub_string = 'rc' + str(sub)
92
# check they're consistent
93
if __release_type == 'final' and __sub == 0:
95
elif __release_type == 'dev' and __sub == 0:
97
elif __release_type in ('alpha', 'beta') and __sub != 0:
98
__sub_string = __release_type[0] + str(__sub)
99
elif __release_type == 'candidate' and __sub != 0:
100
__sub_string = 'rc' + str(__sub)
114
return '.'.join(map(str, version_info))
116
return main_version + sub_string
119
# lazy_regex import must be done after _format_version_tuple definition
120
# to avoid "no attribute '_format_version_tuple'" error when using
121
# deprecated_function in the lazy_regex module.
122
if getattr(sys, '_bzr_lazy_regex', False):
123
# The 'bzr' executable sets _bzr_lazy_regex. We install the lazy regex
124
# hack as soon as possible so that as much of the standard library can
125
# benefit, including the 'string' module.
126
del sys._bzr_lazy_regex
127
import bzrlib.lazy_regex
128
bzrlib.lazy_regex.install_lazy_compile()
102
raise ValueError("version_info %r not valid" % (version_info,))
104
version_string = '%d.%d.%d.%s.%d' % version_info
105
return main_version + __sub_string
131
107
__version__ = _format_version_tuple(version_info)
132
108
version_string = __version__
134
# bzr has various bits of global state that are slowly being eliminated.
135
# This variable is intended to permit any new state-like things to be attached
136
# to a library_state.BzrLibraryState object rather than getting new global
137
# variables that need to be hunted down. Accessing the current BzrLibraryState
138
# through this variable is not encouraged: it is better to pass it around as
139
# part of the context of an operation than to look it up directly, but when
140
# that is too hard, it is better to use this variable than to make a branch new
142
# If using this variable by looking it up (because it can't be easily obtained)
143
# it is important to store the reference you get, rather than looking it up
144
# repeatedly; that way your code will behave properly in the bzrlib test suite
145
# and from programs that do use multiple library contexts.
149
def initialize(setup_ui=True, stdin=None, stdout=None, stderr=None):
150
"""Set up everything needed for normal use of bzrlib.
152
Most applications that embed bzrlib, including bzr itself, should call
153
this function to initialize various subsystems.
155
More options may be added in future so callers should use named arguments.
157
The object returned by this function can be used as a contex manager
158
through the 'with' statement to automatically shut down when the process
159
is finished with bzrlib. However (from bzr 2.4) it's not necessary to
160
separately enter the context as well as starting bzr: bzrlib is ready to
161
go when this function returns.
163
:param setup_ui: If true (default) use a terminal UI; otherwise
164
some other ui_factory must be assigned to `bzrlib.ui.ui_factory` by
166
:param stdin, stdout, stderr: If provided, use these for terminal IO;
167
otherwise use the files in `sys`.
168
:return: A context manager for the use of bzrlib. The __exit__
169
should be called by the caller before exiting their process or
170
otherwise stopping use of bzrlib. Advanced callers can use
171
BzrLibraryState directly.
173
from bzrlib import library_state, trace
176
stdin = stdin or sys.stdin
177
stdout = stdout or sys.stdout
178
stderr = stderr or sys.stderr
179
ui_factory = bzrlib.ui.make_ui_for_terminal(stdin, stdout, stderr)
182
tracer = trace.DefaultConfig()
183
state = library_state.BzrLibraryState(ui=ui_factory, trace=tracer)
184
# Start automatically in case people don't realize this returns a context.
111
# allow bzrlib plugins to be imported.
113
bzrlib.plugin.set_plugins_path()
189
116
def test_suite():