Improve error message for augmented assignments to genexps or listcomps.

rhettinger · rhettinger · commit fec0c466ad17 · 2004-09-29T23:54:08.000Z
Rather than introduce new logic, took the approach of making the message
itself more general.
diff --git a/Python/compile.c b/Python/compile.c
@@ -3274,7 +3274,7 @@ com_assign(struct compiling *c, node *n, int assigning, node *augn)
 				}
 				if (assigning > OP_APPLY) {
 					com_error(c, PyExc_SyntaxError,
-				  "augmented assign to tuple literal not possible");
+				  "augmented assign to tuple literal or generator expression not possible");
 					return;
 				}
 				break;
@@ -3287,7 +3287,7 @@ com_assign(struct compiling *c, node *n, int assigning, node *augn)
 				}
 				if (assigning > OP_APPLY) {
 					com_error(c, PyExc_SyntaxError,
-				  "augmented assign to list literal not possible");
+				  "augmented assign to list literal or comprehension not possible");
 					return;
 				}
 				if (NCH(n) > 1 

Original file line number	Diff line number	Diff line change
`@@ -3274,7 +3274,7 @@ com_assign(struct compiling c, node n, int assigning, node *augn)`
`3274`	`3274`	`}`
`3275`	`3275`	`if (assigning > OP_APPLY) {`
`3276`	`3276`	`com_error(c, PyExc_SyntaxError,`
`3277`		`- "augmented assign to tuple literal not possible");`
	`3277`	`+ "augmented assign to tuple literal or generator expression not possible");`
`3278`	`3278`	`return;`
`3279`	`3279`	`}`
`3280`	`3280`	`break;`
`@@ -3287,7 +3287,7 @@ com_assign(struct compiling c, node n, int assigning, node *augn)`
`3287`	`3287`	`}`
`3288`	`3288`	`if (assigning > OP_APPLY) {`
`3289`	`3289`	`com_error(c, PyExc_SyntaxError,`
`3290`		`- "augmented assign to list literal not possible");`
	`3290`	`+ "augmented assign to list literal or comprehension not possible");`
`3291`	`3291`	`return;`
`3292`	`3292`	`}`
`3293`	`3293`	`if (NCH(n) > 1`