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Fis SF bug #442647: not all forms of legal future statements were 

parsed correctly.  Now they are.
This commit is contained in:
Guido van Rossum 2001-07-19 15:27:45 +00:00
parent e31c2eeb41
commit 3c033230ec
1 changed files with 9 additions and 3 deletions
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12
Parser/parser.c
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@ -175,15 +175,21 @@ future_hack(parser_state *ps)
{
node *n = ps->p_stack.s_top->s_parent;
node *ch;
int i;
if (strcmp(STR(CHILD(n, 0)), "from") != 0)
return;
ch = CHILD(n, 1);
if (strcmp(STR(CHILD(ch, 0)), "__future__") != 0)
return;
ch = CHILD(n, 3);
if (NCH(ch) == 1 && strcmp(STR(CHILD(ch, 0)), "generators") == 0)
ps->p_generators = 1;
for (i = 3; i < NCH(n); i += 2) {
ch = CHILD(n, i);
if (NCH(ch) >= 1 && TYPE(CHILD(ch, 0)) == NAME &&
strcmp(STR(CHILD(ch, 0)), "generators") == 0) {
ps->p_generators = 1;
break;
}
}
}
int