remove Py_DebugFlag

python · picnixz · May 8, 2025 · May 8, 2025 · May 8, 2025 · May 8, 2025
commit a6467f8f86ef3f54717e1be78fa508ec80d035fb
diff --git a/Doc/c-api/init.rst b/Doc/c-api/init.rst
@@ -97,19 +97,6 @@ When a flag is set by an option, the value of the flag is the number of times
 that the option was set. For example, ``-b`` sets :c:data:`Py_BytesWarningFlag`
 to 1 and ``-bb`` sets :c:data:`Py_BytesWarningFlag` to 2.

-.. c:var:: int Py_DebugFlag
-
-   This API is kept for backward compatibility: setting
-   :c:member:`PyConfig.parser_debug` should be used instead, see :ref:`Python
-   Initialization Configuration <init-config>`.
-
-   Turn on parser debugging output (for expert only, depending on compilation
-   options).
-
-   Set by the :option:`-d` option and the :envvar:`PYTHONDEBUG` environment
-   variable.
-
-   .. deprecated-removed:: 3.12 3.15

 .. c:var:: int Py_DontWriteBytecodeFlag


diff --git a/Doc/deprecations/c-api-pending-removal-in-3.15.rst b/Doc/deprecations/c-api-pending-removal-in-3.15.rst
@@ -68,9 +68,6 @@ Pending removal in Python 3.15

 * Global configuration variables:

-  * :c:var:`Py_DebugFlag`:
-    Use :c:member:`PyConfig.parser_debug` or
-    :c:func:`PyConfig_Get("parser_debug") <PyConfig_Get>` instead.
  * :c:var:`Py_VerboseFlag`:
    Use :c:member:`PyConfig.verbose` or
    :c:func:`PyConfig_Get("verbose") <PyConfig_Get>` instead.

diff --git a/Include/cpython/pydebug.h b/Include/cpython/pydebug.h
@@ -5,7 +5,6 @@
 extern "C" {
 #endif

-Py_DEPRECATED(3.12) PyAPI_DATA(int) Py_DebugFlag;
 Py_DEPRECATED(3.12) PyAPI_DATA(int) Py_VerboseFlag;
 Py_DEPRECATED(3.12) PyAPI_DATA(int) Py_QuietFlag;
 Py_DEPRECATED(3.12) PyAPI_DATA(int) Py_InteractiveFlag;

diff --git a/Lib/test/test_embed.py b/Lib/test/test_embed.py
@@ -700,7 +700,6 @@ class InitConfigTests(EmbeddingTestsMixin, unittest.TestCase):
    COPY_GLOBAL_CONFIG = [
        # Copy core config to global config for expected values
        # True means that the core config value is inverted (0 => 1 and 1 => 0)
-        ('Py_DebugFlag', 'parser_debug'),
        ('Py_DontWriteBytecodeFlag', 'write_bytecode', True),
        ('Py_FileSystemDefaultEncodeErrors', 'filesystem_errors'),
        ('Py_FileSystemDefaultEncoding', 'filesystem_encoding'),

diff --git a/Programs/_testembed.c b/Programs/_testembed.c
@@ -584,8 +584,6 @@ static int test_init_global_config(void)
    putenv("PYTHONDEBUG=0");
    Py_OptimizeFlag = 2;

-    /* Py_DebugFlag is not tested */
-
    putenv("PYTHONDONTWRITEBYTECODE=");
    Py_DontWriteBytecodeFlag = 1;

@@ -1055,7 +1053,6 @@ static void set_all_global_config_variables(void)
    Py_InspectFlag = 1;
    Py_InteractiveFlag = 1;
    Py_OptimizeFlag = 1;
-    Py_DebugFlag = 1;
    Py_VerboseFlag = 1;
    Py_QuietFlag = 1;
    Py_FrozenFlag = 0;

diff --git a/Python/initconfig.c b/Python/initconfig.c
@@ -462,7 +462,6 @@ static const char usage_envvars[] =
 /* UTF-8 mode (PEP 540): if equals to 1, use the UTF-8 encoding, and change
   stdin and stdout error handler to "surrogateescape". */
 int Py_UTF8Mode = 0;
-int Py_DebugFlag = 0; /* Needed by parser.c */
 int Py_VerboseFlag = 0; /* Needed by import.c */
 int Py_QuietFlag = 0; /* Needed by sysmodule.c */
 int Py_InteractiveFlag = 0; /* Previously, was used by Py_FdIsInteractive() */
@@ -521,7 +520,6 @@ _Py_COMP_DIAG_IGNORE_DEPR_DECLS
    SET_ITEM_INT(_Py_HasFileSystemDefaultEncodeErrors);

    SET_ITEM_INT(Py_UTF8Mode);
-    SET_ITEM_INT(Py_DebugFlag);
    SET_ITEM_INT(Py_VerboseFlag);
    SET_ITEM_INT(Py_QuietFlag);
    SET_ITEM_INT(Py_InteractiveFlag);
@@ -1675,7 +1673,6 @@ _Py_COMP_DIAG_IGNORE_DEPR_DECLS
    COPY_FLAG(inspect, Py_InspectFlag);
    COPY_FLAG(interactive, Py_InteractiveFlag);
    COPY_FLAG(optimization_level, Py_OptimizeFlag);
-    COPY_FLAG(parser_debug, Py_DebugFlag);
    COPY_FLAG(verbose, Py_VerboseFlag);
    COPY_FLAG(quiet, Py_QuietFlag);
 #ifdef MS_WINDOWS
@@ -1714,7 +1711,6 @@ _Py_COMP_DIAG_IGNORE_DEPR_DECLS
    COPY_FLAG(inspect, Py_InspectFlag);
    COPY_FLAG(interactive, Py_InteractiveFlag);
    COPY_FLAG(optimization_level, Py_OptimizeFlag);
-    COPY_FLAG(parser_debug, Py_DebugFlag);
    COPY_FLAG(verbose, Py_VerboseFlag);
    COPY_FLAG(quiet, Py_QuietFlag);
 #ifdef MS_WINDOWS

diff --git a/Tools/c-analyzer/cpython/ignored.tsv b/Tools/c-analyzer/cpython/ignored.tsv
@@ -109,7 +109,6 @@ Python/preconfig.c	-	_Py_HasFileSystemDefaultEncodeErrors	-

 ## legacy config flags
 Python/initconfig.c	-	Py_UTF8Mode	-
-Python/initconfig.c	-	Py_DebugFlag	-
 Python/initconfig.c	-	Py_VerboseFlag	-
 Python/initconfig.c	-	Py_QuietFlag	-
 Python/initconfig.c	-	Py_InteractiveFlag	-