Make it illegal to assign to __debug__ as per Guido's request.
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e280c06d59
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@ -66,6 +66,9 @@ int Py_OptimizeFlag = 0;
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#define LATE_FUTURE \
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"from __future__ imports must occur at the beginning of the file"
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#define ASSIGN_DEBUG \
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"can not assign to __debug__"
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#define MANGLE_LEN 256
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#define OFF(x) offsetof(PyCodeObject, x)
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@ -5181,8 +5184,16 @@ symtable_assign(struct symtable *st, node *n, int flag)
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if (TYPE(tmp) == LPAR || TYPE(tmp) == LSQB) {
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n = CHILD(n, 1);
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goto loop;
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} else if (TYPE(tmp) == NAME)
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} else if (TYPE(tmp) == NAME) {
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if (strcmp(STR(tmp), "__debug__") == 0) {
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PyErr_SetString(PyExc_SyntaxError,
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ASSIGN_DEBUG);
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PyErr_SyntaxLocation(st->st_filename,
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n->n_lineno);
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st->st_errors++;
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}
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symtable_add_def(st, STR(tmp), DEF_LOCAL | flag);
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}
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return;
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case dotted_as_name:
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if (NCH(n) == 3)
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