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"""
Non-test that prints debug information about the current build environment.
"""
from __future__ import print_function
import os
import sys
from distutils import sysconfig
cdef extern from *:
"""
#ifndef PyLong_SHIFT
#define PyLong_SHIFT 0
typedef int digit;
typedef int sdigit;
#endif
#ifndef PyLong_BASE
#define PyLong_BASE 0
#endif
#ifndef PyLong_MASK
#define PyLong_MASK 0
#endif
#ifndef SIZEOF_UINTPTR_T
#define SIZEOF_UINTPTR_T 0
#endif
#ifndef SIZEOF_OFF_T
#define SIZEOF_OFF_T 0
#endif
"""
# Python runtime
cdef long PY_VERSION_HEX
# Cython config
cdef int CYTHON_COMPILING_IN_CPYTHON
cdef int CYTHON_COMPILING_IN_PYPY
cdef int CYTHON_COMPILING_IN_PYSTON
cdef int CYTHON_USE_PYLONG_INTERNALS
cdef int CYTHON_USE_PYLIST_INTERNALS
cdef int CYTHON_USE_UNICODE_INTERNALS
cdef int CYTHON_USE_UNICODE_WRITER
cdef int CYTHON_AVOID_BORROWED_REFS
cdef int CYTHON_ASSUME_SAFE_MACROS
cdef int CYTHON_UNPACK_METHODS
cdef int CYTHON_FAST_THREAD_STATE
cdef int CYTHON_FAST_PYCALL
cdef int CYTHON_PEP489_MULTI_PHASE_INIT
cdef int CYTHON_USE_TP_FINALIZE
# C and platform specifics
cdef int SIZEOF_INT
cdef int SIZEOF_LONG
cdef int SIZEOF_SIZE_T
cdef int SIZEOF_LONG_LONG
cdef int SIZEOF_VOID_P
cdef int SIZEOF_OFF_T
cdef int SIZEOF_UINTPTR_T
# PyLong internals
cdef long PyLong_BASE
cdef long PyLong_MASK
cdef int PyLong_SHIFT
cdef int digit
cdef int sdigit
def config_var(name, default=''):
return sysconfig.get_config_var(name) or default
get_env = os.environ.get
print(f"""Python build environment:
Python {sys.version_info}
PY_VERSION_HEX 0x{PY_VERSION_HEX:X}
CYTHON_COMPILING_IN_CPYTHON {CYTHON_COMPILING_IN_CPYTHON}
CYTHON_COMPILING_IN_PYPY {CYTHON_COMPILING_IN_PYPY}
CYTHON_COMPILING_IN_PYSTON {CYTHON_COMPILING_IN_PYSTON}
CYTHON_USE_PYLONG_INTERNALS {CYTHON_USE_PYLONG_INTERNALS}
CYTHON_USE_PYLIST_INTERNALS {CYTHON_USE_PYLIST_INTERNALS}
CYTHON_USE_UNICODE_INTERNALS {CYTHON_USE_UNICODE_INTERNALS}
CYTHON_USE_UNICODE_WRITER {CYTHON_USE_UNICODE_WRITER}
CYTHON_AVOID_BORROWED_REFS {CYTHON_AVOID_BORROWED_REFS}
CYTHON_ASSUME_SAFE_MACROS {CYTHON_ASSUME_SAFE_MACROS}
CYTHON_UNPACK_METHODS {CYTHON_UNPACK_METHODS}
CYTHON_FAST_THREAD_STATE {CYTHON_FAST_THREAD_STATE}
CYTHON_FAST_PYCALL {CYTHON_FAST_PYCALL}
CYTHON_PEP489_MULTI_PHASE_INIT {CYTHON_PEP489_MULTI_PHASE_INIT}
CYTHON_USE_TP_FINALIZE {CYTHON_USE_TP_FINALIZE}
PyLong_BASE 0x{PyLong_BASE:X}
PyLong_MASK 0x{PyLong_MASK:X}
PyLong_SHIFT {PyLong_SHIFT}
sizeof(digit) {sizeof(digit)}
sizeof(sdigit) {sizeof(sdigit)}
sys.int_info {getattr(sys, 'int_info', '-')}
sys.getsizeof(1, 2**14, 2**15, 2**29, 2**30, 2**59, 2**60, 2**64) {tuple(sys.getsizeof(n) for n in (1, 2**14, 2**15, 2**29, 2**30, 2**59, 2**60, 2**64))}
SIZEOF_INT {SIZEOF_INT} ({sizeof(int)})
SIZEOF_LONG {SIZEOF_LONG} ({sizeof(long)})
SIZEOF_SIZE_T {SIZEOF_SIZE_T} ({sizeof(Py_ssize_t)}, {getattr(sys, 'maxsize', getattr(sys, 'maxint', None))})
SIZEOF_LONG_LONG {SIZEOF_LONG_LONG} ({sizeof(long long)})
SIZEOF_VOID_P {SIZEOF_VOID_P} ({sizeof(void*)})
SIZEOF_UINTPTR_T {SIZEOF_UINTPTR_T} ({sizeof(unsigned int *)})
SIZEOF_OFF_T {SIZEOF_OFF_T}
Paths:
sys.executable = {sys.executable}
sys.exec_prefix = {sys.exec_prefix}
sys.base_exec_prefix = {getattr(sys, 'base_exec_prefix', "")}
sys.prefix = {sys.prefix}
sys.path = {sys.path}
PYTHONPATH (env) = {get_env('PYTHONPATH', '')}
PYTHONHOME (env) = {get_env('PYTHONHOME', '')}
Distutils:
INCDIR = {sysconfig.get_python_inc()}
LIBS = {config_var('LIBS')}
LIBDIR = {config_var('LIBDIR')}
LIBPL = {config_var('LIBPL')}
Python LIBRARY = {config_var('LIBRARY')}
LINKFORSHARED = {config_var('LINKFORSHARED')}
CC (distutils) = {config_var('CC')}
CC (env) = {get_env('CC', '')}
CFLAGS (distutils) = {config_var('CFLAGS')}
CFLAGS (env) = {get_env('CFLAGS', '')}
LINKCC (distutils) = {config_var('LINKCC')}
LINKCC (env) = {get_env('LINKCC', '')}
Encodings:
LANG (env) = {get_env('LANG', '')}
PYTHONIOENCODING (env) = {get_env('PYTHONIOENCODING', '')}
sys stdout encoding = {sys.stdout.encoding}
sys default encoding = {sys.getdefaultencoding()}
sys FS encoding = {sys.getfilesystemencoding()}
""")
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