pjs/build/manifestparser.py

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Python
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#!/usr/bin/env python
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is mozilla.org code.
#
# The Initial Developer of the Original Code is
# Mozilla.org.
# Portions created by the Initial Developer are Copyright (C) 2010
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Jeff Hammel <jhammel@mozilla.com> (Original author)
#
# Alternatively, the contents of this file may be used under the terms of
# either of the GNU General Public License Version 2 or later (the "GPL"),
# or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
"""
Mozilla universal manifest parser
"""
# this file lives at
# http://hg.mozilla.org/automation/ManifestDestiny/raw-file/tip/manifestparser.py
__all__ = ['read_ini', # .ini reader
'ManifestParser', 'TestManifest', 'convert', # manifest handling
'parse', 'ParseError', 'ExpressionParser'] # conditional expression parser
import os
import re
import shutil
import sys
from fnmatch import fnmatch
from optparse import OptionParser
version = '0.5.1' # package version
try:
from setuptools import setup
except ImportError:
setup = None
# we need relpath, but it is introduced in python 2.6
# http://docs.python.org/library/os.path.html
try:
relpath = os.path.relpath
except AttributeError:
def relpath(path, start):
"""
Return a relative version of a path
from /usr/lib/python2.6/posixpath.py
"""
if not path:
raise ValueError("no path specified")
start_list = os.path.abspath(start).split(os.path.sep)
path_list = os.path.abspath(path).split(os.path.sep)
# Work out how much of the filepath is shared by start and path.
i = len(os.path.commonprefix([start_list, path_list]))
rel_list = [os.path.pardir] * (len(start_list)-i) + path_list[i:]
if not rel_list:
return start
return os.path.join(*rel_list)
# expr.py
# from:
# http://k0s.org/mozilla/hg/expressionparser
# http://hg.mozilla.org/users/tmielczarek_mozilla.com/expressionparser
# Implements a top-down parser/evaluator for simple boolean expressions.
# ideas taken from http://effbot.org/zone/simple-top-down-parsing.htm
#
# Rough grammar:
# expr := literal
# | '(' expr ')'
# | expr '&&' expr
# | expr '||' expr
# | expr '==' expr
# | expr '!=' expr
# literal := BOOL
# | INT
# | STRING
# | IDENT
# BOOL := true|false
# INT := [0-9]+
# STRING := "[^"]*"
# IDENT := [A-Za-z_]\w*
# Identifiers take their values from a mapping dictionary passed as the second
# argument.
# Glossary (see above URL for details):
# - nud: null denotation
# - led: left detonation
# - lbp: left binding power
# - rbp: right binding power
class ident_token(object):
def __init__(self, value):
self.value = value
def nud(self, parser):
# identifiers take their value from the value mappings passed
# to the parser
return parser.value(self.value)
class literal_token(object):
def __init__(self, value):
self.value = value
def nud(self, parser):
return self.value
class eq_op_token(object):
"=="
def led(self, parser, left):
return left == parser.expression(self.lbp)
class neq_op_token(object):
"!="
def led(self, parser, left):
return left != parser.expression(self.lbp)
class not_op_token(object):
"!"
def nud(self, parser):
return not parser.expression()
class and_op_token(object):
"&&"
def led(self, parser, left):
right = parser.expression(self.lbp)
return left and right
class or_op_token(object):
"||"
def led(self, parser, left):
right = parser.expression(self.lbp)
return left or right
class lparen_token(object):
"("
def nud(self, parser):
expr = parser.expression()
parser.advance(rparen_token)
return expr
class rparen_token(object):
")"
class end_token(object):
"""always ends parsing"""
### derived literal tokens
class bool_token(literal_token):
def __init__(self, value):
value = {'true':True, 'false':False}[value]
literal_token.__init__(self, value)
class int_token(literal_token):
def __init__(self, value):
literal_token.__init__(self, int(value))
class string_token(literal_token):
def __init__(self, value):
literal_token.__init__(self, value[1:-1])
precedence = [(end_token, rparen_token),
(or_op_token,),
(and_op_token,),
(eq_op_token, neq_op_token),
(lparen_token,),
]
for index, rank in enumerate(precedence):
for token in rank:
token.lbp = index # lbp = lowest left binding power
class ParseError(Exception):
"""errror parsing conditional expression"""
class ExpressionParser(object):
def __init__(self, text, valuemapping, strict=False):
"""
Initialize the parser with input |text|, and |valuemapping| as
a dict mapping identifier names to values.
"""
self.text = text
self.valuemapping = valuemapping
self.strict = strict
def _tokenize(self):
"""
Lex the input text into tokens and yield them in sequence.
"""
# scanner callbacks
def bool_(scanner, t): return bool_token(t)
def identifier(scanner, t): return ident_token(t)
def integer(scanner, t): return int_token(t)
def eq(scanner, t): return eq_op_token()
def neq(scanner, t): return neq_op_token()
def or_(scanner, t): return or_op_token()
def and_(scanner, t): return and_op_token()
def lparen(scanner, t): return lparen_token()
def rparen(scanner, t): return rparen_token()
def string_(scanner, t): return string_token(t)
def not_(scanner, t): return not_op_token()
scanner = re.Scanner([
(r"true|false", bool_),
(r"[a-zA-Z_]\w*", identifier),
(r"[0-9]+", integer),
(r'("[^"]*")|(\'[^\']*\')', string_),
(r"==", eq),
(r"!=", neq),
(r"\|\|", or_),
(r"!", not_),
(r"&&", and_),
(r"\(", lparen),
(r"\)", rparen),
(r"\s+", None), # skip whitespace
])
tokens, remainder = scanner.scan(self.text)
for t in tokens:
yield t
yield end_token()
def value(self, ident):
"""
Look up the value of |ident| in the value mapping passed in the
constructor.
"""
if self.strict:
return self.valuemapping[ident]
else:
return self.valuemapping.get(ident, None)
def advance(self, expected):
"""
Assert that the next token is an instance of |expected|, and advance
to the next token.
"""
if not isinstance(self.token, expected):
raise Exception, "Unexpected token!"
self.token = self.iter.next()
def expression(self, rbp=0):
"""
Parse and return the value of an expression until a token with
right binding power greater than rbp is encountered.
"""
t = self.token
self.token = self.iter.next()
left = t.nud(self)
while rbp < self.token.lbp:
t = self.token
self.token = self.iter.next()
left = t.led(self, left)
return left
def parse(self):
"""
Parse and return the value of the expression in the text
passed to the constructor. Raises a ParseError if the expression
could not be parsed.
"""
try:
self.iter = self._tokenize()
self.token = self.iter.next()
return self.expression()
except:
raise ParseError("could not parse: %s; variables: %s" % (self.text, self.valuemapping))
__call__ = parse
def parse(text, **values):
"""
Parse and evaluate a boolean expression in |text|. Use |values| to look
up the value of identifiers referenced in the expression. Returns the final
value of the expression. A ParseError will be raised if parsing fails.
"""
return ExpressionParser(text, values).parse()
def normalize_path(path):
"""normalize a relative path"""
if sys.platform.startswith('win'):
return path.replace('/', os.path.sep)
return path
def read_ini(fp, variables=None, default='DEFAULT',
comments=';#', separators=('=', ':'),
strict=True):
"""
read an .ini file and return a list of [(section, values)]
- fp : file pointer or path to read
- variables : default set of variables
- default : name of the section for the default section
- comments : characters that if they start a line denote a comment
- separators : strings that denote key, value separation in order
- strict : whether to be strict about parsing
"""
if variables is None:
variables = {}
if isinstance(fp, basestring):
fp = file(fp)
sections = []
key = value = None
section_names = set([])
# read the lines
for line in fp.readlines():
stripped = line.strip()
# ignore blank lines
if not stripped:
# reset key and value to avoid continuation lines
key = value = None
continue
# ignore comment lines
if stripped[0] in comments:
continue
# check for a new section
if len(stripped) > 2 and stripped[0] == '[' and stripped[-1] == ']':
section = stripped[1:-1].strip()
key = value = None
# deal with DEFAULT section
if section.lower() == default.lower():
if strict:
assert default not in section_names
section_names.add(default)
current_section = variables
continue
if strict:
# make sure this section doesn't already exist
assert section not in section_names
section_names.add(section)
current_section = {}
sections.append((section, current_section))
continue
# if there aren't any sections yet, something bad happen
if not section_names:
raise Exception('No sections found')
# (key, value) pair
for separator in separators:
if separator in stripped:
key, value = stripped.split(separator, 1)
key = key.strip()
value = value.strip()
if strict:
# make sure this key isn't already in the section or empty
assert key
if current_section is not variables:
assert key not in current_section
current_section[key] = value
break
else:
# continuation line ?
if line[0].isspace() and key:
value = '%s%s%s' % (value, os.linesep, stripped)
current_section[key] = value
else:
# something bad happen!
raise Exception("Not sure what you're trying to do")
# interpret the variables
def interpret_variables(global_dict, local_dict):
variables = global_dict.copy()
variables.update(local_dict)
return variables
sections = [(i, interpret_variables(variables, j)) for i, j in sections]
return sections
### objects for parsing manifests
class ManifestParser(object):
"""read .ini manifests"""
### methods for reading manifests
def __init__(self, manifests=(), defaults=None, strict=True):
self._defaults = defaults or {}
self.tests = []
self.strict = strict
self.rootdir = None
self.relativeRoot = None
if manifests:
self.read(*manifests)
def getRelativeRoot(self, root):
return root
def read(self, *filenames, **defaults):
# ensure all files exist
missing = [ filename for filename in filenames
if not os.path.exists(filename) ]
if missing:
raise IOError('Missing files: %s' % ', '.join(missing))
# process each file
for filename in filenames:
# set the per file defaults
defaults = defaults.copy() or self._defaults.copy()
here = os.path.dirname(os.path.abspath(filename))
defaults['here'] = here
if self.rootdir is None:
# set the root directory
# == the directory of the first manifest given
self.rootdir = here
# read the configuration
sections = read_ini(fp=filename, variables=defaults, strict=self.strict)
# get the tests
for section, data in sections:
# a file to include
# TODO: keep track of included file structure:
# self.manifests = {'manifest.ini': 'relative/path.ini'}
if section.startswith('include:'):
include_file = section.split('include:', 1)[-1]
include_file = normalize_path(include_file)
if not os.path.isabs(include_file):
include_file = os.path.join(self.getRelativeRoot(here), include_file)
if not os.path.exists(include_file):
if self.strict:
raise IOError("File '%s' does not exist" % include_file)
else:
continue
include_defaults = data.copy()
self.read(include_file, **include_defaults)
continue
# otherwise an item
test = data
test['name'] = section
test['manifest'] = os.path.abspath(filename)
# determine the path
path = test.get('path', section)
if '://' not in path: # don't futz with URLs
path = normalize_path(path)
if not os.path.isabs(path):
path = os.path.join(here, path)
test['path'] = path
# append the item
self.tests.append(test)
### methods for querying manifests
def query(self, *checks, **kw):
"""
general query function for tests
- checks : callable conditions to test if the test fulfills the query
"""
tests = kw.get('tests', None)
if tests is None:
tests = self.tests
retval = []
for test in tests:
for check in checks:
if not check(test):
break
else:
retval.append(test)
return retval
def get(self, _key=None, inverse=False, tags=None, tests=None, **kwargs):
# TODO: pass a dict instead of kwargs since you might hav
# e.g. 'inverse' as a key in the dict
# TODO: tags should just be part of kwargs with None values
# (None == any is kinda weird, but probably still better)
# fix up tags
if tags:
tags = set(tags)
else:
tags = set()
# make some check functions
if inverse:
has_tags = lambda test: not tags.intersection(test.keys())
def dict_query(test):
for key, value in kwargs.items():
if test.get(key) == value:
return False
return True
else:
has_tags = lambda test: tags.issubset(test.keys())
def dict_query(test):
for key, value in kwargs.items():
if test.get(key) != value:
return False
return True
# query the tests
tests = self.query(has_tags, dict_query, tests=tests)
# if a key is given, return only a list of that key
# useful for keys like 'name' or 'path'
if _key:
return [test[_key] for test in tests]
# return the tests
return tests
def missing(self, tests=None):
"""return list of tests that do not exist on the filesystem"""
if tests is None:
tests = self.tests
return [test for test in tests
if not os.path.exists(test['path'])]
def manifests(self, tests=None):
"""
return manifests in order in which they appear in the tests
"""
if tests is None:
tests = self.tests
manifests = []
for test in tests:
manifest = test.get('manifest')
if not manifest:
continue
if manifest not in manifests:
manifests.append(manifest)
return manifests
### methods for outputting from manifests
def write(self, fp=sys.stdout, rootdir=None,
global_tags=None, global_kwargs=None,
local_tags=None, local_kwargs=None):
"""
write a manifest given a query
global and local options will be munged to do the query
globals will be written to the top of the file
locals (if given) will be written per test
"""
# root directory
if rootdir is None:
rootdir = self.rootdir
# sanitize input
global_tags = global_tags or set()
local_tags = local_tags or set()
global_kwargs = global_kwargs or {}
local_kwargs = local_kwargs or {}
# create the query
tags = set([])
tags.update(global_tags)
tags.update(local_tags)
kwargs = {}
kwargs.update(global_kwargs)
kwargs.update(local_kwargs)
# get matching tests
tests = self.get(tags=tags, **kwargs)
# print the .ini manifest
if global_tags or global_kwargs:
print >> fp, '[DEFAULT]'
for tag in global_tags:
print >> fp, '%s =' % tag
for key, value in global_kwargs.items():
print >> fp, '%s = %s' % (key, value)
print >> fp
for test in tests:
test = test.copy() # don't overwrite
path = test['name']
if not os.path.isabs(path):
path = relpath(test['path'], self.rootdir)
print >> fp, '[%s]' % path
# reserved keywords:
reserved = ['path', 'name', 'here', 'manifest']
for key in sorted(test.keys()):
if key in reserved:
continue
if key in global_kwargs:
continue
if key in global_tags and not test[key]:
continue
print >> fp, '%s = %s' % (key, test[key])
print >> fp
def copy(self, directory, rootdir=None, *tags, **kwargs):
"""
copy the manifests and associated tests
- directory : directory to copy to
- rootdir : root directory to copy to (if not given from manifests)
- tags : keywords the tests must have
- kwargs : key, values the tests must match
"""
# XXX note that copy does *not* filter the tests out of the
# resulting manifest; it just stupidly copies them over.
# ideally, it would reread the manifests and filter out the
# tests that don't match *tags and **kwargs
# destination
if not os.path.exists(directory):
os.path.makedirs(directory)
else:
# sanity check
assert os.path.isdir(directory)
# tests to copy
tests = self.get(tags=tags, **kwargs)
if not tests:
return # nothing to do!
# root directory
if rootdir is None:
rootdir = self.rootdir
# copy the manifests + tests
manifests = [relpath(manifest, rootdir) for manifest in self.manifests()]
for manifest in manifests:
destination = os.path.join(directory, manifest)
dirname = os.path.dirname(destination)
if not os.path.exists(dirname):
os.makedirs(dirname)
else:
# sanity check
assert os.path.isdir(dirname)
shutil.copy(os.path.join(rootdir, manifest), destination)
for test in tests:
if os.path.isabs(test['name']):
continue
source = test['path']
if not os.path.exists(source):
print >> sys.stderr, "Missing test: '%s' does not exist!" % source
continue
# TODO: should err on strict
destination = os.path.join(directory, relpath(test['path'], rootdir))
shutil.copy(source, destination)
# TODO: ensure that all of the tests are below the from_dir
def update(self, from_dir, rootdir=None, *tags, **kwargs):
"""
update the tests as listed in a manifest from a directory
- from_dir : directory where the tests live
- rootdir : root directory to copy to (if not given from manifests)
- tags : keys the tests must have
- kwargs : key, values the tests must match
"""
# get the tests
tests = self.get(tags=tags, **kwargs)
# get the root directory
if not rootdir:
rootdir = self.rootdir
# copy them!
for test in tests:
if not os.path.isabs(test['name']):
_relpath = relpath(test['path'], rootdir)
source = os.path.join(from_dir, _relpath)
if not os.path.exists(source):
# TODO err on strict
print >> sys.stderr, "Missing test: '%s'; skipping" % test['name']
continue
destination = os.path.join(rootdir, _relpath)
shutil.copy(source, destination)
class TestManifest(ManifestParser):
"""
apply logic to manifests; this is your integration layer :)
specific harnesses may subclass from this if they need more logic
"""
def filter(self, values, tests):
"""
filter on a specific list tag, e.g.:
run-if.os = win linux
skip-if.os = mac
"""
# tags:
run_tag = 'run-if'
skip_tag = 'skip-if'
fail_tag = 'fail-if'
# loop over test
for test in tests:
reason = None # reason to disable
# tagged-values to run
if run_tag in test:
condition = test[run_tag]
if not parse(condition, **values):
reason = '%s: %s' % (run_tag, condition)
# tagged-values to skip
if skip_tag in test:
condition = test[skip_tag]
if parse(condition, **values):
reason = '%s: %s' % (skip_tag, condition)
# mark test as disabled if there's a reason
if reason:
test.setdefault('disabled', reason)
# mark test as a fail if so indicated
if fail_tag in test:
condition = test[fail_tag]
if parse(condition, **values):
test['expected'] = 'fail'
def active_tests(self, exists=True, disabled=True, **values):
"""
- exists : return only existing tests
- disabled : whether to return disabled tests
- tags : keys and values to filter on (e.g. `os = linux mac`)
"""
tests = [i.copy() for i in self.tests] # shallow copy
# mark all tests as passing unless indicated otherwise
for test in tests:
test['expected'] = test.get('expected', 'pass')
# ignore tests that do not exist
if exists:
tests = [test for test in tests if os.path.exists(test['path'])]
# filter by tags
self.filter(values, tests)
# ignore disabled tests if specified
if not disabled:
tests = [test for test in tests
if not 'disabled' in test]
# return active tests
return tests
def test_paths(self):
return [test['path'] for test in self.active_tests()]
### utility function(s); probably belongs elsewhere
def convert(directories, pattern=None, ignore=(), write=None):
"""
convert directories to a simple manifest
"""
retval = []
include = []
for directory in directories:
for dirpath, dirnames, filenames in os.walk(directory):
# filter out directory names
dirnames = [ i for i in dirnames if i not in ignore ]
dirnames.sort()
# reference only the subdirectory
_dirpath = dirpath
dirpath = dirpath.split(directory, 1)[-1].strip('/')
if dirpath.split(os.path.sep)[0] in ignore:
continue
# filter by glob
if pattern:
filenames = [filename for filename in filenames
if fnmatch(filename, pattern)]
filenames.sort()
# write a manifest for each directory
if write and (dirnames or filenames):
manifest = file(os.path.join(_dirpath, write), 'w')
for dirname in dirnames:
print >> manifest, '[include:%s]' % os.path.join(dirname, write)
for filename in filenames:
print >> manifest, '[%s]' % filename
manifest.close()
# add to the list
retval.extend([os.path.join(dirpath, filename)
for filename in filenames])
if write:
return # the manifests have already been written!
retval.sort()
retval = ['[%s]' % filename for filename in retval]
return '\n'.join(retval)
### command line attributes
class ParserError(Exception):
"""error for exceptions while parsing the command line"""
def parse_args(_args):
"""
parse and return:
--keys=value (or --key value)
-tags
args
"""
# return values
_dict = {}
tags = []
args = []
# parse the arguments
key = None
for arg in _args:
if arg.startswith('---'):
raise ParserError("arguments should start with '-' or '--' only")
elif arg.startswith('--'):
if key:
raise ParserError("Key %s still open" % key)
key = arg[2:]
if '=' in key:
key, value = key.split('=', 1)
_dict[key] = value
key = None
continue
elif arg.startswith('-'):
if key:
raise ParserError("Key %s still open" % key)
tags.append(arg[1:])
continue
else:
if key:
_dict[key] = arg
continue
args.append(arg)
# return values
return (_dict, tags, args)
### classes for subcommands
class CLICommand(object):
usage = '%prog [options] command'
def __init__(self, parser):
self._parser = parser # master parser
def parser(self):
return OptionParser(usage=self.usage, description=self.__doc__,
add_help_option=False)
class Copy(CLICommand):
usage = '%prog [options] copy manifest directory -tag1 -tag2 --key1=value1 --key2=value2 ...'
def __call__(self, options, args):
# parse the arguments
try:
kwargs, tags, args = parse_args(args)
except ParserError, e:
self._parser.error(e.message)
# make sure we have some manifests, otherwise it will
# be quite boring
if not len(args) == 2:
HelpCLI(self._parser)(options, ['copy'])
return
# read the manifests
# TODO: should probably ensure these exist here
manifests = ManifestParser()
manifests.read(args[0])
# print the resultant query
manifests.copy(args[1], None, *tags, **kwargs)
class CreateCLI(CLICommand):
"""
create a manifest from a list of directories
"""
usage = '%prog [options] create directory <directory> <...>'
def parser(self):
parser = CLICommand.parser(self)
parser.add_option('-p', '--pattern', dest='pattern',
help="glob pattern for files")
parser.add_option('-i', '--ignore', dest='ignore',
default=[], action='append',
help='directories to ignore')
parser.add_option('-w', '--in-place', dest='in_place',
help='Write .ini files in place; filename to write to')
return parser
def __call__(self, _options, args):
parser = self.parser()
options, args = parser.parse_args(args)
# need some directories
if not len(args):
parser.print_usage()
return
# add the directories to the manifest
for arg in args:
assert os.path.exists(arg)
assert os.path.isdir(arg)
manifest = convert(args, pattern=options.pattern, ignore=options.ignore,
write=options.in_place)
if manifest:
print manifest
class WriteCLI(CLICommand):
"""
write a manifest based on a query
"""
usage = '%prog [options] write manifest <manifest> -tag1 -tag2 --key1=value1 --key2=value2 ...'
def __call__(self, options, args):
# parse the arguments
try:
kwargs, tags, args = parse_args(args)
except ParserError, e:
self._parser.error(e.message)
# make sure we have some manifests, otherwise it will
# be quite boring
if not args:
HelpCLI(self._parser)(options, ['write'])
return
# read the manifests
# TODO: should probably ensure these exist here
manifests = ManifestParser()
manifests.read(*args)
# print the resultant query
manifests.write(global_tags=tags, global_kwargs=kwargs)
class HelpCLI(CLICommand):
"""
get help on a command
"""
usage = '%prog [options] help [command]'
def __call__(self, options, args):
if len(args) == 1 and args[0] in commands:
commands[args[0]](self._parser).parser().print_help()
else:
self._parser.print_help()
print '\nCommands:'
for command in sorted(commands):
print ' %s : %s' % (command, commands[command].__doc__.strip())
class SetupCLI(CLICommand):
"""
setup using setuptools
"""
# use setup.py from the repo when you want to distribute to python!
# otherwise setuptools will complain that it can't find setup.py
# and result in a useless package
usage = '%prog [options] setup [setuptools options]'
def __call__(self, options, args):
sys.argv = [sys.argv[0]] + args
assert setup is not None, "You must have setuptools installed to use SetupCLI"
here = os.path.dirname(os.path.abspath(__file__))
try:
filename = os.path.join(here, 'README.txt')
description = file(filename).read()
except:
description = ''
os.chdir(here)
setup(name='ManifestDestiny',
version=version,
description="Universal manifests for Mozilla test harnesses",
long_description=description,
classifiers=[], # Get strings from http://pypi.python.org/pypi?%3Aaction=list_classifiers
keywords='mozilla manifests',
author='Jeff Hammel',
author_email='jhammel@mozilla.com',
url='https://wiki.mozilla.org/Auto-tools/Projects/ManifestDestiny',
license='MPL',
zip_safe=False,
py_modules=['manifestparser'],
install_requires=[
# -*- Extra requirements: -*-
],
entry_points="""
[console_scripts]
manifestparser = manifestparser:main
""",
)
class UpdateCLI(CLICommand):
"""
update the tests as listed in a manifest from a directory
"""
usage = '%prog [options] update manifest directory -tag1 -tag2 --key1=value1 --key2=value2 ...'
def __call__(self, options, args):
# parse the arguments
try:
kwargs, tags, args = parse_args(args)
except ParserError, e:
self._parser.error(e.message)
# make sure we have some manifests, otherwise it will
# be quite boring
if not len(args) == 2:
HelpCLI(self._parser)(options, ['update'])
return
# read the manifests
# TODO: should probably ensure these exist here
manifests = ManifestParser()
manifests.read(args[0])
# print the resultant query
manifests.update(args[1], None, *tags, **kwargs)
# command -> class mapping
commands = { 'create': CreateCLI,
'help': HelpCLI,
'update': UpdateCLI,
'write': WriteCLI }
if setup is not None:
commands['setup'] = SetupCLI
def main(args=sys.argv[1:]):
"""console_script entry point"""
# set up an option parser
usage = '%prog [options] [command] ...'
description = __doc__
parser = OptionParser(usage=usage, description=description)
parser.add_option('-s', '--strict', dest='strict',
action='store_true', default=False,
help='adhere strictly to errors')
parser.disable_interspersed_args()
options, args = parser.parse_args(args)
if not args:
HelpCLI(parser)(options, args)
parser.exit()
# get the command
command = args[0]
if command not in commands:
parser.error("Command must be one of %s (you gave '%s')" % (', '.join(sorted(commands.keys())), command))
handler = commands[command](parser)
handler(options, args[1:])
if __name__ == '__main__':
main()