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bpo-46920: Remove code that has explainers why it was disabled (GH-31813)

This commit is contained in:
Oleg Iarygin 2022-03-14 19:04:22 +03:00 committed by GitHub
parent a52f82baf2
commit 13b0412223
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 0 additions and 64 deletions
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6
Modules/_tkinter.c
View File

@ -3440,11 +3440,5 @@ PyInit__tkinter(void)
return NULL;
}
#if 0
/* This was not a good idea; through <Destroy> bindings,
Tcl_Finalize() may invoke Python code but at that point the
interpreter and thread state have already been destroyed! */
Py_AtExit(Tcl_Finalize);
#endif
return m;
}

28
Modules/sre_lib.h
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@ -333,34 +333,6 @@ SRE(count)(SRE_STATE* state, const SRE_CODE* pattern, Py_ssize_t maxcount)
return ptr - (SRE_CHAR*) state->ptr;
}
#if 0 /* not used in this release */
LOCAL(int)
SRE(info)(SRE_STATE* state, const SRE_CODE* pattern)
{
/* check if an SRE_OP_INFO block matches at the current position.
returns the number of SRE_CODE objects to skip if successful, 0
if no match */
const SRE_CHAR* end = (const SRE_CHAR*) state->end;
const SRE_CHAR* ptr = (const SRE_CHAR*) state->ptr;
Py_ssize_t i;
/* check minimal length */
if (pattern[3] && end - ptr < pattern[3])
return 0;
/* check known prefix */
if (pattern[2] & SRE_INFO_PREFIX && pattern[5] > 1) {
/* <length> <skip> <prefix data> <overlap data> */
for (i = 0; i < pattern[5]; i++)
if ((SRE_CODE) ptr[i] != pattern[7 + i])
return 0;
return pattern[0] + 2 * pattern[6];
}
return pattern[0];
}
#endif
/* The macros below should be used to protect recursive SRE(match)()
* calls that *failed* and do *not* return immediately (IOW, those
* that will backtrack). Explaining:

24
Parser/tokenizer.c
View File

@ -282,30 +282,6 @@ check_bom(int get_char(struct tok_state *),
unget_char(ch1, tok);
return 1;
}
#if 0
/* Disable support for UTF-16 BOMs until a decision
is made whether this needs to be supported. */
} else if (ch1 == 0xFE) {
ch2 = get_char(tok);
if (ch2 != 0xFF) {
unget_char(ch2, tok);
unget_char(ch1, tok);
return 1;
}
if (!set_readline(tok, "utf-16-be"))
return 0;
tok->decoding_state = STATE_NORMAL;
} else if (ch1 == 0xFF) {
ch2 = get_char(tok);
if (ch2 != 0xFE) {
unget_char(ch2, tok);
unget_char(ch1, tok);
return 1;
}
if (!set_readline(tok, "utf-16-le"))
return 0;
tok->decoding_state = STATE_NORMAL;
#endif
} else {
unget_char(ch1, tok);
return 1;

6
Python/ceval.c
View File

@ -6997,12 +6997,6 @@ PyEval_MergeCompilerFlags(PyCompilerFlags *cf)
result = 1;
cf->cf_flags |= compilerflags;
}
#if 0 /* future keyword */
if (codeflags & CO_GENERATOR_ALLOWED) {
result = 1;
cf->cf_flags |= CO_GENERATOR_ALLOWED;
}
#endif
}
return result;
}