From: zooko Date: Tue, 21 Aug 2007 19:34:37 +0000 (+0530) Subject: zfec: copy the new version of pyutil's version_class.py into zfec/util/ and remove... X-Git-Url: https://git.rkrishnan.org/pf/content/en/seg/bcase/architecture.txt?a=commitdiff_plain;h=5309cdbfe1f929641095511b62ba1c47f99c0bd6;p=tahoe-lafs%2Fzfec.git zfec: copy the new version of pyutil's version_class.py into zfec/util/ and remove the dependency on the separate pyutil library darcs-hash:9c09937490f98b3f36a22ad6da9cf5bf2b870fd9 --- diff --git a/zfec/setup.py b/zfec/setup.py index a8aeb61..fb7e5c4 100755 --- a/zfec/setup.py +++ b/zfec/setup.py @@ -93,7 +93,7 @@ else: raise RuntimeError("if %s.py exists, it is required to be well-formed" % (VERSIONFILE,)) setup(name='zfec', - install_requires=['pyutil>=1.0.0',], + # install_requires=['pyutil>=1.0.0',], # It doesn't require pyutil yet. version=verstr, description='a fast erasure code with command-line, C, and Python interfaces', long_description='Fast, portable, programmable erasure coding a.k.a. "forward error correction": the generation of redundant blocks of information such that if some blocks are lost then the original data can be recovered from the remaining blocks.', diff --git a/zfec/zfec/cmdline_zfec.py b/zfec/zfec/cmdline_zfec.py index 24d98de..b62d826 100755 --- a/zfec/zfec/cmdline_zfec.py +++ b/zfec/zfec/cmdline_zfec.py @@ -9,8 +9,7 @@ from util import argparse import filefec from zfec import __version__ as libversion -from util.version import Version -__version__ = Version("1.0.0a1-0-STABLE") +__version__ = libversion def main(): diff --git a/zfec/zfec/cmdline_zunfec.py b/zfec/zfec/cmdline_zunfec.py index 4b0037d..06ecd47 100755 --- a/zfec/zfec/cmdline_zunfec.py +++ b/zfec/zfec/cmdline_zunfec.py @@ -9,8 +9,7 @@ from util import argparse import filefec from zfec import __version__ as libversion -from util.version import Version -__version__ = Version("1.0.0a1-0-STABLE") +__version__ = libversion def main(): if '-V' in sys.argv or '--version' in sys.argv: diff --git a/zfec/zfec/util/version.py b/zfec/zfec/util/version.py deleted file mode 100644 index 5b67bda..0000000 --- a/zfec/zfec/util/version.py +++ /dev/null @@ -1,139 +0,0 @@ -# Copyright (c) 2004-2007 Bryce "Zooko" Wilcox-O'Hearn -# mailto:zooko@zooko.com -# http://zooko.com/repos/pyutil -# Permission is hereby granted, free of charge, to any person obtaining a copy -# of this work to deal in this work without restriction (including the rights -# to use, modify, distribute, sublicense, and/or sell copies). - -""" -extended version number class -""" - -from distutils import version - -# End users see version strings like this: - -# "1.0.0" -# ^ ^ ^ -# | | | -# | | '- micro version number -# | '- minor version number -# '- major version number - -# The first number is "major version number". The second number is the "minor -# version number" -- it gets bumped whenever we make a new release that adds or -# changes functionality. The third version is the "micro version number" -- it -# gets bumped whenever we make a new release that doesn't add or change -# functionality, but just fixes bugs (including performance issues). - -# Early-adopter end users see version strings like this: - -# "1.0.0a1" -# ^ ^ ^^^ -# | | ||| -# | | ||'- release number -# | | |'- alpha or beta (or none) -# | | '- micro version number -# | '- minor version number -# '- major version number - -# The optional "a" or "b" stands for "alpha release" or "beta release" -# respectively. The number after "a" or "b" gets bumped every time we -# make a new alpha or beta release. This has the same form and the same -# meaning as version numbers of releases of Python. - -# Developers see "full version strings", like this: - -# "1.0.0a1-55-UNSTABLE" -# ^ ^ ^^^ ^ ^ -# | | ||| | | -# | | ||| | '- tags -# | | ||| '- nano version number -# | | ||'- release number -# | | |'- alpha or beta (or none) -# | | '- micro version number -# | '- minor version number -# '- major version number - -# The next number is the "nano version number". It is meaningful only to -# developers. It gets bumped whenever a developer changes anything that another -# developer might care about. - -# The last part is the "tags" separated by "_". Standard tags are -# "STABLE" and "UNSTABLE". - -class Tag(str): - def __cmp__(t1, t2): - if t1 == t2: - return 0 - if t1 == "UNSTABLE" and t2 == "STABLE": - return 1 - if t1 == "STABLE" and t2 == "UNSTABLE": - return -1 - return -2 # who knows - -class Version: - def __init__(self, vstring=None): - self.major = None - self.minor = None - self.micro = None - self.prereleasetag = None - self.nano = None - self.tags = None - if vstring: - self.parse(vstring) - - def parse(self, vstring): - i = vstring.find('-') - if i: - svstring = vstring[:i] - estring = vstring[i+1:] - else: - svstring = vstring - estring = None - - self.strictversion = version.StrictVersion(svstring) - self.major = self.strictversion.version[0] - self.minor = self.strictversion.version[1] - self.micro = self.strictversion.version[2] - self.prereleasetag = self.strictversion.prerelease - - if estring: - try: - (self.nano, tags,) = estring.split('-') - except: - print estring - raise - self.tags = map(Tag, tags.split('_')) - self.tags.sort() - - self.fullstr = '-'.join([str(self.strictversion), str(self.nano), '_'.join(self.tags)]) - - def tags(self): - return self.tags - - def user_str(self): - return self.strictversion.__str__() - - def full_str(self): - return self.fullstr - - def __str__(self): - return self.full_str() - - def __repr__(self): - return self.__str__() - - def __cmp__ (self, other): - if isinstance(other, basestring): - other = Version(other) - - res = cmp(self.strictversion, other.strictversion) - if res != 0: - return res - - res = cmp(self.nano, other.nano) - if res != 0: - return res - - return cmp(self.tags, other.tags) diff --git a/zfec/zfec/util/version_class.py b/zfec/zfec/util/version_class.py new file mode 100644 index 0000000..1e1e2fc --- /dev/null +++ b/zfec/zfec/util/version_class.py @@ -0,0 +1,141 @@ +# Copyright (c) 2004-2007 Bryce "Zooko" Wilcox-O'Hearn +# mailto:zooko@zooko.com +# http://zooko.com/repos/pyutil +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this work to deal in this work without restriction (including the rights +# to use, modify, distribute, sublicense, and/or sell copies). + +""" +extended version number class +""" + +# from setuptools, but intended to be included in future version of Python Standard Library (PEP 365) +try: + import pkg_resources +except ImportError: + import distutils.version + def cmp_version(v1, v2): + return cmp(distutils.version.LooseVersion(str(v1)), distutils.version.LooseVersion(str(v2))) +else: + def cmp_version(v1, v2): + return cmp(pkg_resources.parse_version(str(v1)), pkg_resources.parse_version(str(v2))) + +# bindann, by Nathan Wilcox (needed only for debugging) +try: + import bindann + bindann.install_exception_handler() +except ImportError: + pass + +# Python Standard Library +import re + +# End users see version strings like this: + +# "1.0.0" +# ^ ^ ^ +# | | | +# | | '- micro version number +# | '- minor version number +# '- major version number + +# The first number is "major version number". The second number is the "minor +# version number" -- it gets bumped whenever we make a new release that adds or +# changes functionality. The third version is the "micro version number" -- it +# gets bumped whenever we make a new release that doesn't add or change +# functionality, but just fixes bugs (including performance issues). + +# Early-adopter end users see version strings like this: + +# "1.0.0a1" +# ^ ^ ^^^ +# | | ||| +# | | ||'- release number +# | | |'- a=alpha, b=beta, c=release candidate, or none +# | | '- micro version number +# | '- minor version number +# '- major version number + +# The optional "a" or "b" stands for "alpha release" or "beta release" +# respectively. The number after "a" or "b" gets bumped every time we +# make a new alpha or beta release. This has the same form and the same +# meaning as version numbers of releases of Python. + +# Developers see "full version strings", like this: + +# "1.0.0a1-55" +# ^ ^ ^^^ ^ +# | | ||| | +# | | ||| '- nano version number +# | | ||'- release number +# | | |'- a=alpha, b=beta, c=release candidate or none +# | | '- micro version number +# | '- minor version number +# '- major version number + +# The presence of the nano version number means that this is a development +# version. There are no guarantees about compatibility, etc. This version is +# considered to be more recent than the version without this field +# (e.g. "1.0.0a1"). + +# The nano version number is meaningful only to developers. It gets generated +# automatically from darcs revision control history by "make-version.py". It +# is the count of patches that have been applied since the last version number +# tag was applied. + +VERSION_BASE_RE_STR="(\d+)\.(\d+)(\.(\d+))?((a|b|c)(\d+))?" +VERSION_RE_STR=VERSION_BASE_RE_STR + "(-(\d+))?" +VERSION_RE=re.compile("^" + VERSION_RE_STR + "$") + +class Version(object): + def __init__(self, vstring=None): + self.major = None + self.minor = None + self.micro = None + self.prereleasetag = None + self.prerelease = None + self.nano = None + self.leftovers = '' + if vstring: + try: + self.parse(vstring) + except ValueError, le: + le.args = tuple(le.args + ('vstring:', vstring,)) + raise + + def parse(self, vstring): + mo = VERSION_RE.search(vstring) + if not mo: + raise ValueError, "Not a valid version string for pyutil.version_class.Version(): %r" % (vstring,) + + self.major = int(mo.group(1)) + self.minor = int(mo.group(2)) + self.micro = int(mo.group(4)) + reltag = mo.group(5) + if reltag: + reltagnum = int(mo.group(6)) + self.prereleasetag = reltag + self.prerelease = reltagnum + + if mo.group(8): + self.nano = int(mo.group(9)) + + self.fullstr = "%d.%d.%d%s%s" % (self.major, self.minor, self.micro, self.prereleasetag and "%s%d" % (self.prereleasetag, self.prerelease,) or "", self.nano and "-%d" % (self.nano,) or "",) + + def user_str(self): + return self.strictversion.__str__() + + def full_str(self): + if hasattr(self, 'fullstr'): + return self.fullstr + else: + return 'None' + + def __str__(self): + return self.full_str() + + def __repr__(self): + return self.__str__() + + def __cmp__ (self, other): + return cmp_version(self, other)