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-rw-r--r--Doc/install/index.rst3
-rw-r--r--Doc/library/collections.rst2
-rw-r--r--Include/import.h2
-rw-r--r--Lib/test/string_tests.py28
-rw-r--r--Lib/test/test_cmd_line.py3
-rw-r--r--Lib/test/test_cmd_line_script.py145
-rw-r--r--Modules/main.c120
-rw-r--r--Objects/stringlib/find.h50
-rw-r--r--Objects/stringobject.c15
-rw-r--r--Objects/unicodeobject.c48
-rw-r--r--Python/import.c27
11 files changed, 359 insertions, 84 deletions
diff --git a/Doc/install/index.rst b/Doc/install/index.rst
index 8c9bd7c..1bfc703 100644
--- a/Doc/install/index.rst
+++ b/Doc/install/index.rst
@@ -612,8 +612,7 @@ will not override standard modules. This means you can't use this mechanism for
installing fixed versions of standard modules.)
Paths can be absolute or relative, in which case they're relative to the
-directory containing the :file:`.pth` file. Any directories added to the search
-path will be scanned in turn for :file:`.pth` files. See the documentation of
+directory containing the :file:`.pth` file. See the documentation of
the :mod:`site` module for more information.
A slightly less convenient way is to edit the :file:`site.py` file in Python's
diff --git a/Doc/library/collections.rst b/Doc/library/collections.rst
index 0b856fe..d46a895 100644
--- a/Doc/library/collections.rst
+++ b/Doc/library/collections.rst
@@ -427,7 +427,7 @@ Example::
def __asdict__(self):
'Return a new dict mapping field names to their values'
return dict(zip(('x', 'y'), self))
- def __replace__(self, field, value):
+ def __replace__(self, **kwds):
'Return a new Point object replacing specified fields with new values'
return Point(**dict(zip(('x', 'y'), self) + kwds.items()))
x = property(itemgetter(0))
diff --git a/Include/import.h b/Include/import.h
index 414e059..af9f339 100644
--- a/Include/import.h
+++ b/Include/import.h
@@ -24,6 +24,7 @@ PyAPI_FUNC(PyObject *) PyImport_ImportModuleEx(
#define PyImport_ImportModuleEx(n, g, l, f) \
PyImport_ImportModuleLevel(n, g, l, f, -1)
+PyAPI_FUNC(PyObject *) PyImport_GetImporter(PyObject *path);
PyAPI_FUNC(PyObject *) PyImport_Import(PyObject *name);
PyAPI_FUNC(PyObject *) PyImport_ReloadModule(PyObject *m);
PyAPI_FUNC(void) PyImport_Cleanup(void);
@@ -42,6 +43,7 @@ struct _inittab {
void (*initfunc)(void);
};
+PyAPI_DATA(PyTypeObject) PyNullImporter_Type;
PyAPI_DATA(struct _inittab *) PyImport_Inittab;
PyAPI_FUNC(int) PyImport_AppendInittab(char *name, void (*initfunc)(void));
diff --git a/Lib/test/string_tests.py b/Lib/test/string_tests.py
index a789515..116145e 100644
--- a/Lib/test/string_tests.py
+++ b/Lib/test/string_tests.py
@@ -146,6 +146,13 @@ class BaseTest(unittest.TestCase):
self.checkequal(3, 'abc', 'find', '', 3)
self.checkequal(-1, 'abc', 'find', '', 4)
+ # to check the ability to pass None as defaults
+ self.checkequal( 2, 'rrarrrrrrrrra', 'find', 'a')
+ self.checkequal(12, 'rrarrrrrrrrra', 'find', 'a', 4)
+ self.checkequal(-1, 'rrarrrrrrrrra', 'find', 'a', 4, 6)
+ self.checkequal(12, 'rrarrrrrrrrra', 'find', 'a', 4, None)
+ self.checkequal( 2, 'rrarrrrrrrrra', 'find', 'a', None, 6)
+
self.checkraises(TypeError, 'hello', 'find')
self.checkraises(TypeError, 'hello', 'find', 42)
@@ -183,6 +190,13 @@ class BaseTest(unittest.TestCase):
self.checkequal(3, 'abc', 'rfind', '', 3)
self.checkequal(-1, 'abc', 'rfind', '', 4)
+ # to check the ability to pass None as defaults
+ self.checkequal(12, 'rrarrrrrrrrra', 'rfind', 'a')
+ self.checkequal(12, 'rrarrrrrrrrra', 'rfind', 'a', 4)
+ self.checkequal(-1, 'rrarrrrrrrrra', 'rfind', 'a', 4, 6)
+ self.checkequal(12, 'rrarrrrrrrrra', 'rfind', 'a', 4, None)
+ self.checkequal( 2, 'rrarrrrrrrrra', 'rfind', 'a', None, 6)
+
self.checkraises(TypeError, 'hello', 'rfind')
self.checkraises(TypeError, 'hello', 'rfind', 42)
@@ -197,6 +211,13 @@ class BaseTest(unittest.TestCase):
self.checkraises(ValueError, 'abcdefghi', 'index', 'ghi', 8)
self.checkraises(ValueError, 'abcdefghi', 'index', 'ghi', -1)
+ # to check the ability to pass None as defaults
+ self.checkequal( 2, 'rrarrrrrrrrra', 'index', 'a')
+ self.checkequal(12, 'rrarrrrrrrrra', 'index', 'a', 4)
+ self.checkraises(ValueError, 'rrarrrrrrrrra', 'index', 'a', 4, 6)
+ self.checkequal(12, 'rrarrrrrrrrra', 'index', 'a', 4, None)
+ self.checkequal( 2, 'rrarrrrrrrrra', 'index', 'a', None, 6)
+
self.checkraises(TypeError, 'hello', 'index')
self.checkraises(TypeError, 'hello', 'index', 42)
@@ -212,6 +233,13 @@ class BaseTest(unittest.TestCase):
self.checkraises(ValueError, 'abcdefghi', 'rindex', 'ghi', 0, 8)
self.checkraises(ValueError, 'abcdefghi', 'rindex', 'ghi', 0, -1)
+ # to check the ability to pass None as defaults
+ self.checkequal(12, 'rrarrrrrrrrra', 'rindex', 'a')
+ self.checkequal(12, 'rrarrrrrrrrra', 'rindex', 'a', 4)
+ self.checkraises(ValueError, 'rrarrrrrrrrra', 'rindex', 'a', 4, 6)
+ self.checkequal(12, 'rrarrrrrrrrra', 'rindex', 'a', 4, None)
+ self.checkequal( 2, 'rrarrrrrrrrra', 'rindex', 'a', None, 6)
+
self.checkraises(TypeError, 'hello', 'rindex')
self.checkraises(TypeError, 'hello', 'rindex', 42)
diff --git a/Lib/test/test_cmd_line.py b/Lib/test/test_cmd_line.py
index 9204282..db94a40 100644
--- a/Lib/test/test_cmd_line.py
+++ b/Lib/test/test_cmd_line.py
@@ -1,3 +1,6 @@
+# Tests invocation of the interpreter with various command line arguments
+# All tests are executed with environment variables ignored
+# See test_cmd_line_script.py for testing of script execution
import test.test_support, unittest
import sys
diff --git a/Lib/test/test_cmd_line_script.py b/Lib/test/test_cmd_line_script.py
new file mode 100644
index 0000000..8490540
--- /dev/null
+++ b/Lib/test/test_cmd_line_script.py
@@ -0,0 +1,145 @@
+# Tests command line execution of scripts
+from __future__ import with_statement
+
+import unittest
+import os
+import os.path
+import sys
+import test
+import tempfile
+import subprocess
+import py_compile
+import contextlib
+import shutil
+import zipfile
+
+verbose = test.test_support.verbose
+
+# XXX ncoghlan: Should we consider moving these to test_support?
+from .test_cmd_line import _spawn_python, _kill_python
+
+def _run_python(*args):
+ if __debug__:
+ p = _spawn_python(*args)
+ else:
+ p = _spawn_python('-O', *args)
+ stdout_data = _kill_python(p)
+ return p.wait(), stdout_data.decode()
+
+@contextlib.contextmanager
+def temp_dir():
+ dirname = tempfile.mkdtemp()
+ try:
+ yield dirname
+ finally:
+ shutil.rmtree(dirname)
+
+test_source = ("""\
+# Script may be run with optimisation enabled, so don't rely on assert
+# statements being executed
+def assertEqual(lhs, rhs):
+ if lhs != rhs:
+ raise AssertionError("%r != %r" % (lhs, rhs))
+def assertIdentical(lhs, rhs):
+ if lhs is not rhs:
+ raise AssertionError("%r is not %r" % (lhs, rhs))
+# Check basic code execution
+result = ['Top level assignment']
+def f():
+ result.append('Lower level reference')
+f()
+assertEqual(result, ['Top level assignment', 'Lower level reference'])
+# Check population of magic variables
+assertEqual(__name__, '__main__')
+print('__file__==%r' % __file__)
+# Check the sys module
+import sys
+assertIdentical(globals(), sys.modules[__name__].__dict__)
+print('sys.argv[0]==%r' % sys.argv[0])
+""")
+
+def _make_test_script(script_dir, script_basename):
+ script_filename = script_basename+os.path.extsep+"py"
+ script_name = os.path.join(script_dir, script_filename)
+ script_file = open(script_name, "w")
+ script_file.write(test_source)
+ script_file.close()
+ return script_name
+
+def _compile_test_script(script_name):
+ py_compile.compile(script_name, doraise=True)
+ if __debug__:
+ compiled_name = script_name + 'c'
+ else:
+ compiled_name = script_name + 'o'
+ return compiled_name
+
+def _make_test_zip(zip_dir, zip_basename, script_name):
+ zip_filename = zip_basename+os.path.extsep+"zip"
+ zip_name = os.path.join(zip_dir, zip_filename)
+ zip_file = zipfile.ZipFile(zip_name, 'w')
+ zip_file.write(script_name, os.path.basename(script_name))
+ zip_file.close()
+ # if verbose:
+ # zip_file = zipfile.ZipFile(zip_name, 'r')
+ # print "Contents of %r:" % zip_name
+ # zip_file.printdir()
+ # zip_file.close()
+ return zip_name
+
+class CmdLineTest(unittest.TestCase):
+ def _check_script(self, script_name, expected_file, expected_argv0):
+ exit_code, data = _run_python(script_name)
+ # if verbose:
+ # print "Output from test script %r:" % script_name
+ # print data
+ self.assertEqual(exit_code, 0, data)
+ printed_file = '__file__==%r' % expected_file
+ printed_argv0 = 'sys.argv[0]==%r' % expected_argv0
+ self.assert_(printed_file in data, (printed_file, data))
+ self.assert_(printed_argv0 in data, (printed_argv0, data))
+
+ def test_basic_script(self):
+ with temp_dir() as script_dir:
+ script_name = _make_test_script(script_dir, "script")
+ self._check_script(script_name, script_name, script_name)
+
+ def test_script_compiled(self):
+ with temp_dir() as script_dir:
+ script_name = _make_test_script(script_dir, "script")
+ compiled_name = _compile_test_script(script_name)
+ os.remove(script_name)
+ self._check_script(compiled_name, compiled_name, compiled_name)
+
+ def test_directory(self):
+ with temp_dir() as script_dir:
+ script_name = _make_test_script(script_dir, "__main__")
+ self._check_script(script_dir, script_name, script_dir)
+
+ def test_directory_compiled(self):
+ with temp_dir() as script_dir:
+ script_name = _make_test_script(script_dir, "__main__")
+ compiled_name = _compile_test_script(script_name)
+ os.remove(script_name)
+ self._check_script(script_dir, compiled_name, script_dir)
+
+ def test_zipfile(self):
+ with temp_dir() as script_dir:
+ script_name = _make_test_script(script_dir, "__main__")
+ zip_name = _make_test_zip(script_dir, "test_zip", script_name)
+ self._check_script(zip_name, None, zip_name)
+
+ def test_zipfile_compiled(self):
+ with temp_dir() as script_dir:
+ script_name = _make_test_script(script_dir, "__main__")
+ compiled_name = _compile_test_script(script_name)
+ zip_name = _make_test_zip(script_dir, "test_zip", compiled_name)
+ self._check_script(zip_name, None, zip_name)
+
+
+def test_main():
+ test.test_support.run_unittest(CmdLineTest)
+ test.test_support.reap_children()
+
+if __name__ == "__main__":
+ test_main()
diff --git a/Modules/main.c b/Modules/main.c
index df4c6d8..6964337 100644
--- a/Modules/main.c
+++ b/Modules/main.c
@@ -147,7 +147,7 @@ static void RunStartupFile(PyCompilerFlags *cf)
}
-static int RunModule(char *module)
+static int RunModule(char *module, int set_argv0)
{
PyObject *runpy, *runmodule, *runargs, *result;
runpy = PyImport_ImportModule("runpy");
@@ -161,7 +161,7 @@ static int RunModule(char *module)
Py_DECREF(runpy);
return -1;
}
- runargs = Py_BuildValue("(s)", module);
+ runargs = Py_BuildValue("(si)", module, set_argv0);
if (runargs == NULL) {
fprintf(stderr,
"Could not create arguments for runpy._run_module_as_main\n");
@@ -183,6 +183,35 @@ static int RunModule(char *module)
return 0;
}
+static int RunMainFromImporter(char *filename)
+{
+ PyObject *argv0 = NULL, *importer = NULL;
+
+ if (
+ (argv0 = PyString_FromString(filename)) &&
+ (importer = PyImport_GetImporter(argv0)) &&
+ (importer->ob_type != &PyNullImporter_Type))
+ {
+ /* argv0 is usable as an import source, so
+ put it in sys.path[0] and import __main__ */
+ PyObject *sys_path = NULL;
+ if (
+ (sys_path = PySys_GetObject("path")) &&
+ !PyList_SetItem(sys_path, 0, argv0)
+ ) {
+ Py_INCREF(argv0);
+ Py_CLEAR(importer);
+ sys_path = NULL;
+ return RunModule("__main__", 0) != 0;
+ }
+ }
+ PyErr_Clear();
+ Py_CLEAR(argv0);
+ Py_CLEAR(importer);
+ return -1;
+}
+
+
/* Wait until threading._shutdown completes, provided
the threading module was imported in the first place.
The shutdown routine will wait until all non-daemon
@@ -354,39 +383,6 @@ Py_Main(int argc, char **argv)
#else
filename = argv[_PyOS_optind];
#endif
- if (filename != NULL) {
- if ((fp = fopen(filename, "r")) == NULL) {
-#ifdef HAVE_STRERROR
- fprintf(stderr, "%s: can't open file '%s': [Errno %d] %s\n",
- argv[0], filename, errno, strerror(errno));
-#else
- fprintf(stderr, "%s: can't open file '%s': Errno %d\n",
- argv[0], filename, errno);
-#endif
- return 2;
- }
- else if (skipfirstline) {
- int ch;
- /* Push back first newline so line numbers
- remain the same */
- while ((ch = getc(fp)) != EOF) {
- if (ch == '\n') {
- (void)ungetc(ch, fp);
- break;
- }
- }
- }
- {
- /* XXX: does this work on Win/Win64? (see posix_fstat) */
- struct stat sb;
- if (fstat(fileno(fp), &sb) == 0 &&
- S_ISDIR(sb.st_mode)) {
- fprintf(stderr, "%s: '%s' is a directory, cannot continue\n", argv[0], filename);
- fclose(fp);
- return 1;
- }
- }
- }
}
stdin_is_interactive = Py_FdIsInteractive(stdin, (char *)0);
@@ -481,19 +477,63 @@ Py_Main(int argc, char **argv)
sts = PyRun_SimpleStringFlags(command, &cf) != 0;
free(command);
} else if (module) {
- sts = RunModule(module);
+ sts = RunModule(module, 1);
free(module);
}
else {
+
if (filename == NULL && stdin_is_interactive) {
Py_InspectFlag = 0; /* do exit on SystemExit */
RunStartupFile(&cf);
}
/* XXX */
- sts = PyRun_AnyFileExFlags(
- fp,
- filename == NULL ? "<stdin>" : filename,
- filename != NULL, &cf) != 0;
+
+ sts = -1; /* keep track of whether we've already run __main__ */
+
+ if (filename != NULL) {
+ sts = RunMainFromImporter(filename);
+ }
+
+ if (sts==-1 && filename!=NULL) {
+ if ((fp = fopen(filename, "r")) == NULL) {
+#ifdef HAVE_STRERROR
+ fprintf(stderr, "%s: can't open file '%s': [Errno %d] %s\n",
+ argv[0], filename, errno, strerror(errno));
+#else
+ fprintf(stderr, "%s: can't open file '%s': Errno %d\n",
+ argv[0], filename, errno);
+#endif
+ return 2;
+ }
+ else if (skipfirstline) {
+ int ch;
+ /* Push back first newline so line numbers
+ remain the same */
+ while ((ch = getc(fp)) != EOF) {
+ if (ch == '\n') {
+ (void)ungetc(ch, fp);
+ break;
+ }
+ }
+ }
+ {
+ /* XXX: does this work on Win/Win64? (see posix_fstat) */
+ struct stat sb;
+ if (fstat(fileno(fp), &sb) == 0 &&
+ S_ISDIR(sb.st_mode)) {
+ fprintf(stderr, "%s: '%s' is a directory, cannot continue\n", argv[0], filename);
+ return 1;
+ }
+ }
+ }
+
+ if (sts==-1) {
+ sts = PyRun_AnyFileExFlags(
+ fp,
+ filename == NULL ? "<stdin>" : filename,
+ filename != NULL, &cf) != 0;
+ }
+
}
/* Check this environment variable at the end, to give programs the
diff --git a/Objects/stringlib/find.h b/Objects/stringlib/find.h
index 3b924b6..46337e1 100644
--- a/Objects/stringlib/find.h
+++ b/Objects/stringlib/find.h
@@ -103,6 +103,56 @@ stringlib_contains_obj(PyObject* str, PyObject* sub)
#endif /* STRINGLIB_STR */
+#ifdef FROM_UNICODE
+
+/*
+This function is a helper for the "find" family (find, rfind, index,
+rindex) of unicodeobject.c file, because they all have the same
+behaviour for the arguments.
+
+It does not touch the variables received until it knows everything
+is ok.
+
+Note that we receive a pointer to the pointer of the substring object,
+so when we create that object in this function we don't DECREF it,
+because it continues living in the caller functions (those functions,
+after finishing using the substring, must DECREF it).
+*/
+
+Py_LOCAL_INLINE(int)
+_ParseTupleFinds (PyObject *args, PyObject **substring,
+ Py_ssize_t *start, Py_ssize_t *end) {
+ PyObject *tmp_substring;
+ Py_ssize_t tmp_start = 0;
+ Py_ssize_t tmp_end = PY_SSIZE_T_MAX;
+ PyObject *obj_start=Py_None, *obj_end=Py_None;
+
+ if (!PyArg_ParseTuple(args, "O|OO:find", &tmp_substring,
+ &obj_start, &obj_end))
+ return 0;
+
+ /* To support None in "start" and "end" arguments, meaning
+ the same as if they were not passed.
+ */
+ if (obj_start != Py_None)
+ if (!_PyEval_SliceIndex(obj_start, &tmp_start))
+ return 0;
+ if (obj_end != Py_None)
+ if (!_PyEval_SliceIndex(obj_end, &tmp_end))
+ return 0;
+
+ tmp_substring = PyUnicode_FromObject(tmp_substring);
+ if (!tmp_substring)
+ return 0;
+
+ *start = tmp_start;
+ *end = tmp_end;
+ *substring = tmp_substring;
+ return 1;
+}
+
+#endif /* FROM_UNICODE */
+
#endif /* STRINGLIB_FIND_H */
/*
diff --git a/Objects/stringobject.c b/Objects/stringobject.c
index 2e729ea..21b7549 100644
--- a/Objects/stringobject.c
+++ b/Objects/stringobject.c
@@ -1566,10 +1566,21 @@ string_find_internal(PyStringObject *self, PyObject *args, int dir)
const char *sub;
Py_ssize_t sub_len;
Py_ssize_t start=0, end=PY_SSIZE_T_MAX;
+ PyObject *obj_start=Py_None, *obj_end=Py_None;
- if (!PyArg_ParseTuple(args, "O|O&O&:find/rfind/index/rindex", &subobj,
- _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
+ if (!PyArg_ParseTuple(args, "O|OO:find/rfind/index/rindex", &subobj,
+ &obj_start, &obj_end))
return -2;
+ /* To support None in "start" and "end" arguments, meaning
+ the same as if they were not passed.
+ */
+ if (obj_start != Py_None)
+ if (!_PyEval_SliceIndex(obj_start, &start))
+ return -2;
+ if (obj_end != Py_None)
+ if (!_PyEval_SliceIndex(obj_end, &end))
+ return -2;
+
if (PyString_Check(subobj)) {
sub = PyString_AS_STRING(subobj);
sub_len = PyString_GET_SIZE(subobj);
diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c
index a011a9a..426dc07 100644
--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -5096,10 +5096,10 @@ int PyUnicode_EncodeDecimal(Py_UNICODE *s,
/* --- Helpers ------------------------------------------------------------ */
#include "stringlib/unicodedefs.h"
-
#include "stringlib/fastsearch.h"
-
#include "stringlib/count.h"
+/* Include _ParseTupleFinds from find.h */
+#define FROM_UNICODE
#include "stringlib/find.h"
#include "stringlib/partition.h"
@@ -6590,16 +6590,12 @@ static PyObject *
unicode_find(PyUnicodeObject *self, PyObject *args)
{
PyObject *substring;
- Py_ssize_t start = 0;
- Py_ssize_t end = PY_SSIZE_T_MAX;
+ Py_ssize_t start;
+ Py_ssize_t end;
Py_ssize_t result;
- if (!PyArg_ParseTuple(args, "O|O&O&:find", &substring,
- _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
+ if (!_ParseTupleFinds(args, &substring, &start, &end))
return NULL;
- substring = PyUnicode_FromObject(substring);
- if (!substring)
- return NULL;
result = stringlib_find_slice(
PyUnicode_AS_UNICODE(self), PyUnicode_GET_SIZE(self),
@@ -6656,15 +6652,11 @@ unicode_index(PyUnicodeObject *self, PyObject *args)
{
Py_ssize_t result;
PyObject *substring;
- Py_ssize_t start = 0;
- Py_ssize_t end = PY_SSIZE_T_MAX;
+ Py_ssize_t start;
+ Py_ssize_t end;
- if (!PyArg_ParseTuple(args, "O|O&O&:index", &substring,
- _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
+ if (!_ParseTupleFinds(args, &substring, &start, &end))
return NULL;
- substring = PyUnicode_FromObject(substring);
- if (!substring)
- return NULL;
result = stringlib_find_slice(
PyUnicode_AS_UNICODE(self), PyUnicode_GET_SIZE(self),
@@ -7499,16 +7491,12 @@ static PyObject *
unicode_rfind(PyUnicodeObject *self, PyObject *args)
{
PyObject *substring;
- Py_ssize_t start = 0;
- Py_ssize_t end = PY_SSIZE_T_MAX;
+ Py_ssize_t start;
+ Py_ssize_t end;
Py_ssize_t result;
- if (!PyArg_ParseTuple(args, "O|O&O&:rfind", &substring,
- _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
- return NULL;
- substring = PyUnicode_FromObject(substring);
- if (!substring)
- return NULL;
+ if (!_ParseTupleFinds(args, &substring, &start, &end))
+ return NULL;
result = stringlib_rfind_slice(
PyUnicode_AS_UNICODE(self), PyUnicode_GET_SIZE(self),
@@ -7530,16 +7518,12 @@ static PyObject *
unicode_rindex(PyUnicodeObject *self, PyObject *args)
{
PyObject *substring;
- Py_ssize_t start = 0;
- Py_ssize_t end = PY_SSIZE_T_MAX;
+ Py_ssize_t start;
+ Py_ssize_t end;
Py_ssize_t result;
- if (!PyArg_ParseTuple(args, "O|O&O&:rindex", &substring,
- _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
- return NULL;
- substring = PyUnicode_FromObject(substring);
- if (!substring)
- return NULL;
+ if (!_ParseTupleFinds(args, &substring, &start, &end))
+ return NULL;
result = stringlib_rfind_slice(
PyUnicode_AS_UNICODE(self), PyUnicode_GET_SIZE(self),
diff --git a/Python/import.c b/Python/import.c
index b97b3eb..1ea9297 100644
--- a/Python/import.c
+++ b/Python/import.c
@@ -109,7 +109,6 @@ static const struct filedescr _PyImport_StandardFiletab[] = {
{0, 0}
};
-static PyTypeObject NullImporterType; /* Forward reference */
/* Initialize things */
@@ -167,7 +166,7 @@ _PyImportHooks_Init(void)
/* adding sys.path_hooks and sys.path_importer_cache, setting up
zipimport */
- if (PyType_Ready(&NullImporterType) < 0)
+ if (PyType_Ready(&PyNullImporter_Type) < 0)
goto error;
if (Py_VerboseFlag)
@@ -1088,7 +1087,7 @@ get_path_importer(PyObject *path_importer_cache, PyObject *path_hooks,
}
if (importer == NULL) {
importer = PyObject_CallFunctionObjArgs(
- (PyObject *)&NullImporterType, p, NULL
+ (PyObject *)&PyNullImporter_Type, p, NULL
);
if (importer == NULL) {
if (PyErr_ExceptionMatches(PyExc_ImportError)) {
@@ -1106,6 +1105,20 @@ get_path_importer(PyObject *path_importer_cache, PyObject *path_hooks,
return importer;
}
+PyAPI_FUNC(PyObject *)
+PyImport_GetImporter(PyObject *path) {
+ PyObject *importer=NULL, *path_importer_cache=NULL, *path_hooks=NULL;
+
+ if ((path_importer_cache = PySys_GetObject("path_importer_cache"))) {
+ if ((path_hooks = PySys_GetObject("path_hooks"))) {
+ importer = get_path_importer(path_importer_cache,
+ path_hooks, path);
+ }
+ }
+ Py_XINCREF(importer); /* get_path_importer returns a borrowed reference */
+ return importer;
+}
+
/* Search the path (default sys.path) for a module. Return the
corresponding filedescr struct, and (via return arguments) the
pathname and an open file. Return NULL if the module is not found. */
@@ -2981,7 +2994,7 @@ static PyMethodDef NullImporter_methods[] = {
};
-static PyTypeObject NullImporterType = {
+PyTypeObject PyNullImporter_Type = {
PyVarObject_HEAD_INIT(NULL, 0)
"imp.NullImporter", /*tp_name*/
sizeof(NullImporter), /*tp_basicsize*/
@@ -3028,7 +3041,7 @@ initimp(void)
{
PyObject *m, *d;
- if (PyType_Ready(&NullImporterType) < 0)
+ if (PyType_Ready(&PyNullImporter_Type) < 0)
goto failure;
m = Py_InitModule4("imp", imp_methods, doc_imp,
@@ -3050,8 +3063,8 @@ initimp(void)
if (setint(d, "PY_CODERESOURCE", PY_CODERESOURCE) < 0) goto failure;
if (setint(d, "IMP_HOOK", IMP_HOOK) < 0) goto failure;
- Py_INCREF(&NullImporterType);
- PyModule_AddObject(m, "NullImporter", (PyObject *)&NullImporterType);
+ Py_INCREF(&PyNullImporter_Type);
+ PyModule_AddObject(m, "NullImporter", (PyObject *)&PyNullImporter_Type);
failure:
;
}
generated by cgit v0.12 at 2024-10-10 23:31:13 (GMT)