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import ctypes
import sys
import pytest
from find_libpython import (
_get_proc_library,
_is_cygwin,
_is_posix,
_linked_libpython_unix,
find_libpython,
)
try:
ctypes.CDLL("")
can_get_handle_to_main = True
except OSError:
print("Platform does not support opening the current process library")
can_get_handle_to_main = False
def test_find_libpython():
# find path
path = find_libpython()
# ensure we have a path
assert path is not None
# check to ensure it is a libpython share object
lib = ctypes.CDLL(path)
assert hasattr(lib, "Py_Initialize")
# ensure it's the right version...
lib.Py_GetVersion.restype = ctypes.c_char_p
lib_version = lib.Py_GetVersion().decode().split()[0]
curr_version = sys.version.split()[0]
assert lib_version == curr_version
@pytest.mark.skipif(
not _is_posix or _is_cygwin or not can_get_handle_to_main,
reason="only linux support this",
)
def test_get_proc_library():
# Get current library
libpython = ctypes.CDLL("")
# Get library for reference
path_linked = _linked_libpython_unix(libpython)
# Get library from /proc method
path_from_proc = next(_get_proc_library())
# Only compare paths if both return a library (not /usr/bin/python3.x)
if "libpython" in path_linked:
assert path_linked == path_from_proc
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