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gh-132983: Simplify _zstd_exec() #133775

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Merged
merged 6 commits into from
May 9, 2025
Merged

gh-132983: Simplify _zstd_exec() #133775

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fa9b12b
Replace add_type_to_module with ADD_TYPE
AA-Turner May 9, 2025
daf2e31
Remove unused variables from module state
AA-Turner May 9, 2025
55f876a
Add constants to ZstdCompressor in Python
AA-Turner May 9, 2025
6a3a135
Merge add_vars_to_module into _zstd_exec
AA-Turner May 9, 2025
d5ff6d3
PEP 7
AA-Turner May 9, 2025
9f402d7
Add constants to ZstdCompressor in C
AA-Turner May 9, 2025
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Remove unused variables from module state
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@AA-Turner
AA-Turner committed May 9, 2025
commit daf2e315cf290dfad24f4b22d4691f8145b813ea
30 changes: 0 additions & 30 deletions Modules/_zstd/_zstdmodule.c
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Original file line number Diff line number Diff line change
Expand Up @@ -634,14 +634,6 @@ add_vars_to_module(PyObject *m)
return 0;
}

#define ADD_STR_TO_STATE_MACRO(STR) \
do { \
mod_state->str_##STR = PyUnicode_FromString(#STR); \
if (mod_state->str_##STR == NULL) { \
return -1; \
} \
} while(0)

static inline int
add_constant_to_type(PyTypeObject *type, const char *name, long value)
{
Expand Down Expand Up @@ -678,18 +670,6 @@ do { \
return -1;
}

mod_state->empty_readonly_memoryview =
PyMemoryView_FromMemory((char*)mod_state, 0, PyBUF_READ);
if (mod_state->empty_readonly_memoryview == NULL) {
return -1;
}

/* Add str to module state */
ADD_STR_TO_STATE_MACRO(read);
ADD_STR_TO_STATE_MACRO(readinto);
ADD_STR_TO_STATE_MACRO(write);
ADD_STR_TO_STATE_MACRO(flush);

mod_state->CParameter_type = NULL;
mod_state->DParameter_type = NULL;

Expand Down Expand Up @@ -744,11 +724,6 @@ _zstd_traverse(PyObject *module, visitproc visit, void *arg)
_zstd_state* const mod_state = get_zstd_state(module);

Py_VISIT(mod_state->empty_bytes);
Py_VISIT(mod_state->empty_readonly_memoryview);
Py_VISIT(mod_state->str_read);
Py_VISIT(mod_state->str_readinto);
Py_VISIT(mod_state->str_write);
Py_VISIT(mod_state->str_flush);

Py_VISIT(mod_state->ZstdDict_type);
Py_VISIT(mod_state->ZstdCompressor_type);
Expand All @@ -768,11 +743,6 @@ _zstd_clear(PyObject *module)
_zstd_state* const mod_state = get_zstd_state(module);

Py_CLEAR(mod_state->empty_bytes);
Py_CLEAR(mod_state->empty_readonly_memoryview);
Py_CLEAR(mod_state->str_read);
Py_CLEAR(mod_state->str_readinto);
Py_CLEAR(mod_state->str_write);
Py_CLEAR(mod_state->str_flush);

Py_CLEAR(mod_state->ZstdDict_type);
Py_CLEAR(mod_state->ZstdCompressor_type);
Expand Down
5 changes: 0 additions & 5 deletions Modules/_zstd/_zstdmodule.h
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Expand Up @@ -36,11 +36,6 @@ extern PyType_Spec zstd_decompressor_type_spec;

struct _zstd_state {
PyObject *empty_bytes;
PyObject *empty_readonly_memoryview;
PyObject *str_read;
PyObject *str_readinto;
PyObject *str_write;
PyObject *str_flush;

PyTypeObject *ZstdDict_type;
PyTypeObject *ZstdCompressor_type;
Expand Down
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