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sdist.py
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sdist.py
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# -*- coding: utf-8 -*-
import os
import re
import tarfile
from collections import defaultdict
from copy import copy
from gzip import GzipFile
from io import BytesIO
from posixpath import join as pjoin
from pprint import pformat
from poetry.utils._compat import Path
from poetry.utils._compat import encode
from poetry.utils._compat import to_str
from ..utils.helpers import normalize_file_permissions
from ..utils.data_file_include import DataFileInclude
from ..utils.package_include import PackageInclude
from .builder import Builder
SETUP = """\
# -*- coding: utf-8 -*-
from distutils.core import setup
{before}
setup_kwargs = {{
'name': {name!r},
'version': {version!r},
'description': {description!r},
'long_description': {long_description!r},
'author': {author!r},
'author_email': {author_email!r},
'url': {url!r},
{extra}
}}
{after}
setup(**setup_kwargs)
"""
PKG_INFO = """\
Metadata-Version: 2.1
Name: {name}
Version: {version}
Summary: {summary}
Home-page: {home_page}
Author: {author}
Author-email: {author_email}
"""
class SdistBuilder(Builder):
def build(self, target_dir=None): # type: (Path) -> Path
self._io.writeln(" - Building <info>sdist</info>")
if target_dir is None:
target_dir = self._path / "dist"
if not target_dir.exists():
target_dir.mkdir(parents=True)
target = target_dir / "{}-{}.tar.gz".format(
self._package.pretty_name, self._meta.version
)
gz = GzipFile(target.as_posix(), mode="wb")
tar = tarfile.TarFile(
target.as_posix(), mode="w", fileobj=gz, format=tarfile.PAX_FORMAT
)
try:
tar_dir = "{}-{}".format(self._package.pretty_name, self._meta.version)
files_to_add = self.find_files_to_add(exclude_build=False)
for relpath in files_to_add:
path = self._path / relpath
tar_info = tar.gettarinfo(
str(path), arcname=pjoin(tar_dir, str(relpath))
)
tar_info = self.clean_tarinfo(tar_info)
if tar_info.isreg():
with path.open("rb") as f:
tar.addfile(tar_info, f)
else:
tar.addfile(tar_info) # Symlinks & ?
setup = self.build_setup()
tar_info = tarfile.TarInfo(pjoin(tar_dir, "setup.py"))
tar_info.size = len(setup)
tar.addfile(tar_info, BytesIO(setup))
pkg_info = self.build_pkg_info()
tar_info = tarfile.TarInfo(pjoin(tar_dir, "PKG-INFO"))
tar_info.size = len(pkg_info)
tar.addfile(tar_info, BytesIO(pkg_info))
finally:
tar.close()
gz.close()
self._io.writeln(" - Built <fg=cyan>{}</>".format(target.name))
return target
def build_setup(self): # type: () -> bytes
before, extra, after = [], [], []
package_dir = {}
# If we have a build script, use it
if self._package.build:
after += [
"from {} import *".format(self._package.build.split(".")[0]),
"build(setup_kwargs)",
]
modules = []
packages = []
package_data = {}
data_files = {}
for include in self._module.includes:
if isinstance(include, PackageInclude):
if include.is_package():
pkg_dir, _packages, _package_data = self.find_packages(include)
if pkg_dir is not None:
package_dir[""] = os.path.relpath(pkg_dir, str(self._path))
packages += [p for p in _packages if p not in packages]
package_data.update(_package_data)
else:
if include.source is not None:
package_dir[""] = str(include.base.relative_to(self._path))
module = include.elements[0].relative_to(include.base).stem
if module not in modules:
modules.append(module)
elif isinstance(include, DataFileInclude):
data_files.setdefault(include.data_file_path_prefix, []).extend(
str(element.relative_to(self._path)) for element in include.elements
)
else:
pass
if package_dir:
before.append("package_dir = \\\n{}\n".format(pformat(package_dir)))
extra.append("'package_dir': package_dir,")
if packages:
before.append("packages = \\\n{}\n".format(pformat(sorted(packages))))
extra.append("'packages': packages,")
if package_data:
before.append("package_data = \\\n{}\n".format(pformat(package_data)))
extra.append("'package_data': package_data,")
if modules:
before.append("modules = \\\n{}\n".format(pformat(modules)))
extra.append("'py_modules': modules,")
if data_files:
before.append(
"data_files = \\\n{}\n".format(
pformat([(k, v) for k, v in data_files.items()])
)
)
extra.append("'data_files': data_files,")
dependencies, extras = self.convert_dependencies(
self._package, self._package.requires
)
if dependencies:
before.append(
"install_requires = \\\n{}\n".format(pformat(sorted(dependencies)))
)
extra.append("'install_requires': install_requires,")
if extras:
before.append("extras_require = \\\n{}\n".format(pformat(extras)))
extra.append("'extras_require': extras_require,")
entry_points = self.convert_entry_points()
if entry_points:
before.append("entry_points = \\\n{}\n".format(pformat(entry_points)))
extra.append("'entry_points': entry_points,")
if self._package.python_versions != "*":
python_requires = self._meta.requires_python
extra.append("'python_requires': {!r},".format(python_requires))
return encode(
SETUP.format(
before="\n".join(before),
name=to_str(self._meta.name),
version=to_str(self._meta.version),
description=to_str(self._meta.summary),
long_description=to_str(self._meta.description),
author=to_str(self._meta.author),
author_email=to_str(self._meta.author_email),
url=to_str(self._meta.home_page),
extra="\n ".join(extra),
after="\n".join(after),
)
)
def build_pkg_info(self):
pkg_info = PKG_INFO.format(
name=self._meta.name,
version=self._meta.version,
summary=self._meta.summary,
home_page=self._meta.home_page,
author=to_str(self._meta.author),
author_email=to_str(self._meta.author_email),
)
if self._meta.keywords:
pkg_info += "Keywords: {}\n".format(self._meta.keywords)
if self._meta.requires_python:
pkg_info += "Requires-Python: {}\n".format(self._meta.requires_python)
for classifier in self._meta.classifiers:
pkg_info += "Classifier: {}\n".format(classifier)
for extra in sorted(self._meta.provides_extra):
pkg_info += "Provides-Extra: {}\n".format(extra)
for dep in sorted(self._meta.requires_dist):
pkg_info += "Requires-Dist: {}\n".format(dep)
for url in sorted(self._meta.project_urls, key=lambda u: u[0]):
pkg_info += "Project-URL: {}\n".format(url)
return encode(pkg_info)
def find_packages(self, include):
"""
Discover subpackages and data.
It also retrieves necessary files.
"""
pkgdir = None
if include.source is not None:
pkgdir = str(include.base)
base = str(include.elements[0].parent)
pkg_name = include.package
pkg_data = defaultdict(list)
# Undocumented distutils feature:
# the empty string matches all package names
pkg_data[""].append("*")
packages = [pkg_name]
subpkg_paths = set()
def find_nearest_pkg(rel_path):
parts = rel_path.split(os.sep)
for i in reversed(range(1, len(parts))):
ancestor = "/".join(parts[:i])
if ancestor in subpkg_paths:
pkg = ".".join([pkg_name] + parts[:i])
return pkg, "/".join(parts[i:])
# Relative to the top-level package
return pkg_name, Path(rel_path).as_posix()
excluded_files = self.find_excluded_files()
for path, dirnames, filenames in os.walk(str(base), topdown=True):
if os.path.basename(path) == "__pycache__":
continue
from_top_level = os.path.relpath(path, base)
if from_top_level == ".":
continue
is_subpkg = "__init__.py" in filenames
if is_subpkg:
subpkg_paths.add(from_top_level)
parts = from_top_level.split(os.sep)
packages.append(".".join([pkg_name] + parts))
else:
pkg, from_nearest_pkg = find_nearest_pkg(from_top_level)
data_elements = [
f.relative_to(self._path)
for f in Path(path).glob("*")
if not f.is_dir()
]
data = [e for e in data_elements if not self.is_excluded(e)]
if not data:
continue
if len(data) == len(data_elements):
pkg_data[pkg].append(pjoin(from_nearest_pkg, "*"))
else:
for d in data:
if d.is_dir():
continue
pkg_data[pkg] += [pjoin(from_nearest_pkg, d.name) for d in data]
# Sort values in pkg_data
pkg_data = {k: sorted(v) for (k, v) in pkg_data.items() if v}
return pkgdir, sorted(packages), pkg_data
@classmethod
def convert_dependencies(
cls, package, dependencies # type: Package # type: List[Dependency]
):
main = []
extras = defaultdict(list)
req_regex = re.compile(r"^(.+) \((.+)\)$")
for dependency in dependencies:
if dependency.is_optional():
for extra_name, reqs in package.extras.items():
for req in reqs:
if req.name == dependency.name:
requirement = to_str(
dependency.to_pep_508(with_extras=False)
)
if ";" in requirement:
requirement, conditions = requirement.split(";")
requirement = requirement.strip()
if req_regex.match(requirement):
requirement = req_regex.sub(
"\\1\\2", requirement.strip()
)
extras[extra_name + ":" + conditions.strip()].append(
requirement
)
continue
requirement = requirement.strip()
if req_regex.match(requirement):
requirement = req_regex.sub(
"\\1\\2", requirement.strip()
)
extras[extra_name].append(requirement)
continue
requirement = to_str(dependency.to_pep_508())
if ";" in requirement:
requirement, conditions = requirement.split(";")
requirement = requirement.strip()
if req_regex.match(requirement):
requirement = req_regex.sub("\\1\\2", requirement.strip())
extras[":" + conditions.strip()].append(requirement)
continue
requirement = requirement.strip()
if req_regex.match(requirement):
requirement = req_regex.sub("\\1\\2", requirement.strip())
main.append(requirement)
return main, dict(extras)
@classmethod
def clean_tarinfo(cls, tar_info):
"""
Clean metadata from a TarInfo object to make it more reproducible.
- Set uid & gid to 0
- Set uname and gname to ""
- Normalise permissions to 644 or 755
- Set mtime if not None
"""
ti = copy(tar_info)
ti.uid = 0
ti.gid = 0
ti.uname = ""
ti.gname = ""
ti.mode = normalize_file_permissions(ti.mode)
return ti