assert sys.version_info >= (3, 6, 2), "black requires Python 3.6.2+"
from pathlib import Path # noqa E402
+from typing import List # noqa: E402
CURRENT_DIR = Path(__file__).parent
sys.path.insert(0, str(CURRENT_DIR)) # for setuptools.build_meta
)
+def find_python_files(base: Path) -> List[Path]:
+ files = []
+ for entry in base.iterdir():
+ if entry.is_file() and entry.suffix == ".py":
+ files.append(entry)
+ elif entry.is_dir():
+ files.extend(find_python_files(entry))
+
+ return files
+
+
USE_MYPYC = False
# To compile with mypyc, a mypyc checkout must be present on the PYTHONPATH
if len(sys.argv) > 1 and sys.argv[1] == "--use-mypyc":
USE_MYPYC = True
if USE_MYPYC:
+ from mypyc.build import mypycify
+
+ src = CURRENT_DIR / "src"
+ # TIP: filepaths are normalized to use forward slashes and are relative to ./src/
+ # before being checked against.
+ blocklist = [
+ # Not performance sensitive, so save bytes + compilation time:
+ "blib2to3/__init__.py",
+ "blib2to3/pgen2/__init__.py",
+ "black/output.py",
+ "black/concurrency.py",
+ "black/files.py",
+ "black/report.py",
+ # Breaks the test suite when compiled (and is also useless):
+ "black/debug.py",
+ # Compiled modules can't be run directly and that's a problem here:
+ "black/__main__.py",
+ ]
+ discovered = []
+ # black-primer and blackd have no good reason to be compiled.
+ discovered.extend(find_python_files(src / "black"))
+ discovered.extend(find_python_files(src / "blib2to3"))
mypyc_targets = [
- "src/black/__init__.py",
- "src/blib2to3/pytree.py",
- "src/blib2to3/pygram.py",
- "src/blib2to3/pgen2/parse.py",
- "src/blib2to3/pgen2/grammar.py",
- "src/blib2to3/pgen2/token.py",
- "src/blib2to3/pgen2/driver.py",
- "src/blib2to3/pgen2/pgen.py",
+ str(p) for p in discovered if p.relative_to(src).as_posix() not in blocklist
]
- from mypyc.build import mypycify
-
opt_level = os.getenv("MYPYC_OPT_LEVEL", "3")
- ext_modules = mypycify(mypyc_targets, opt_level=opt_level)
+ ext_modules = mypycify(mypyc_targets, opt_level=opt_level, verbose=True)
else:
ext_modules = []
"platformdirs>=2",
"tomli>=0.2.6,<2.0.0",
"typed-ast>=1.4.2; python_version < '3.8' and implementation_name == 'cpython'",
- "regex>=2020.1.8",
+ "regex>=2021.4.4",
"pathspec>=0.9.0, <1",
"dataclasses>=0.6; python_version < '3.7'",
"typing_extensions>=3.10.0.0",
"Programming Language :: Python :: 3.7",
"Programming Language :: Python :: 3.8",
"Programming Language :: Python :: 3.9",
+ "Programming Language :: Python :: 3.10",
"Programming Language :: Python :: 3 :: Only",
"Topic :: Software Development :: Libraries :: Python Modules",
"Topic :: Software Development :: Quality Assurance",