def _move_install_requirements_markers(self): """ Move requirements in `install_requires` that are using environment markers `extras_require`. """ # divide the install_requires into two sets, simple ones still # handled by install_requires and more complex ones handled # by extras_require. def is_simple_req(req): return not req.marker spec_inst_reqs = getattr(self, 'install_requires', None) or () inst_reqs = list(pkg_resources.parse_requirements(spec_inst_reqs)) simple_reqs = filter(is_simple_req, inst_reqs) complex_reqs = filterfalse(is_simple_req, inst_reqs) self.install_requires = list(map(str, simple_reqs)) for r in complex_reqs: self._tmp_extras_require[':' + str(r.marker)].append(r) self.extras_require = dict( (k, [str(r) for r in map(self._clean_req, v)]) for k, v in self._tmp_extras_require.items() )
def _candidate_dirs(base_path): """ Return all dirs in base_path that might be packages. """ has_dot = lambda name: '.' in name for root, dirs, files in os.walk(base_path, followlinks=True): # Exclude directories that contain a period, as they cannot be # packages. Mutate the list to avoid traversal. dirs[:] = filterfalse(has_dot, dirs) for dir in dirs: yield os.path.relpath(os.path.join(root, dir), base_path)
def _unique_everseen(iterable, key=None): "List unique elements, preserving order. Remember all elements ever seen." # unique_everseen('AAAABBBCCDAABBB') --> A B C D # unique_everseen('ABBCcAD', str.lower) --> A B C D seen = set() seen_add = seen.add if key is None: for element in filterfalse(seen.__contains__, iterable): seen_add(element) yield element else: for element in iterable: k = key(element) if k not in seen: seen_add(k) yield element
def find(cls, where='.', exclude=(), include=('*',)): """Return a list all Python packages found within directory 'where' 'where' should be supplied as a "cross-platform" (i.e. URL-style) path; it will be converted to the appropriate local path syntax. 'exclude' is a sequence of package names to exclude; '*' can be used as a wildcard in the names, such that 'foo.*' will exclude all subpackages of 'foo' (but not 'foo' itself). 'include' is a sequence of package names to include. If it's specified, only the named packages will be included. If it's not specified, all found packages will be included. 'include' can contain shell style wildcard patterns just like 'exclude'. The list of included packages is built up first and then any explicitly excluded packages are removed from it. """ out = cls._find_packages_iter(convert_path(where)) out = cls.require_parents(out) includes = cls._build_filter(*include) excludes = cls._build_filter('ez_setup', '*__pycache__', *exclude) out = filter(includes, out) out = filterfalse(excludes, out) return list(out)
for pattern in raw_patterns ) # from Python docs def _unique_everseen(iterable, key=None): "List unique elements, preserving order. Remember all elements ever seen." # unique_everseen('AAAABBBCCDAABBB') --> A B C D # unique_everseen('ABBCcAD', str.lower) --> A B C D seen = set() seen_add = seen.add if key is None: <<<<<<< HEAD for element in itertools.filterfalse(seen.__contains__, iterable): ======= for element in filterfalse(seen.__contains__, iterable): >>>>>>> 74c061954d5e927be4caafbd793e96a50563c265 seen_add(element) yield element else: for element in iterable: k = key(element) if k not in seen: seen_add(k) yield element def assert_relative(path): if not os.path.isabs(path): return path from distutils.errors import DistutilsSetupError