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---
source: crates/ruff_python_parser/tests/fixtures.rs
input_file: crates/ruff_python_parser/resources/inline/err/f_string_unclosed_lbrace.py
---
## AST
```
Module(
ModModule {
node_index: NodeIndex(None),
range: 0..38,
body: [
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 0..4,
value: FString(
ExprFString {
node_index: NodeIndex(None),
range: 0..4,
value: FStringValue {
inner: Single(
FString {
range: 0..4,
node_index: NodeIndex(None),
elements: [
Interpolation(
InterpolatedElement {
range: 2..3,
node_index: NodeIndex(None),
expression: Name(
ExprName {
node_index: NodeIndex(None),
range: 3..3,
id: Name(""),
ctx: Invalid,
},
),
debug_text: None,
conversion: None,
format_spec: None,
},
),
],
flags: FStringFlags {
quote_style: Double,
prefix: Regular,
triple_quoted: false,
unclosed: false,
},
},
),
},
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 5..14,
value: FString(
ExprFString {
node_index: NodeIndex(None),
range: 5..14,
value: FStringValue {
inner: Single(
FString {
range: 5..14,
node_index: NodeIndex(None),
elements: [
Interpolation(
InterpolatedElement {
range: 7..13,
node_index: NodeIndex(None),
expression: Name(
ExprName {
node_index: NodeIndex(None),
range: 8..11,
id: Name("foo"),
ctx: Load,
},
),
debug_text: None,
conversion: Repr,
format_spec: None,
},
),
],
flags: FStringFlags {
quote_style: Double,
prefix: Regular,
triple_quoted: false,
unclosed: false,
},
},
),
},
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 15..23,
value: FString(
ExprFString {
node_index: NodeIndex(None),
range: 15..23,
value: FStringValue {
inner: Single(
FString {
range: 15..23,
node_index: NodeIndex(None),
elements: [
Interpolation(
InterpolatedElement {
range: 17..22,
node_index: NodeIndex(None),
expression: Name(
ExprName {
node_index: NodeIndex(None),
range: 18..21,
id: Name("foo"),
ctx: Load,
},
),
debug_text: Some(
DebugText {
leading: "",
expression: "foo",
trailing: "=",
},
),
conversion: None,
format_spec: None,
},
),
],
flags: FStringFlags {
quote_style: Double,
prefix: Regular,
triple_quoted: false,
unclosed: false,
},
},
),
},
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 24..28,
value: FString(
ExprFString {
node_index: NodeIndex(None),
range: 24..28,
value: FStringValue {
inner: Single(
FString {
range: 24..28,
node_index: NodeIndex(None),
elements: [
Interpolation(
InterpolatedElement {
range: 26..27,
node_index: NodeIndex(None),
expression: Name(
ExprName {
node_index: NodeIndex(None),
range: 27..27,
id: Name(""),
ctx: Invalid,
},
),
debug_text: None,
conversion: None,
format_spec: None,
},
),
],
flags: FStringFlags {
quote_style: Double,
prefix: Regular,
triple_quoted: false,
unclosed: false,
},
},
),
},
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 29..37,
value: FString(
ExprFString {
node_index: NodeIndex(None),
range: 29..37,
value: FStringValue {
inner: Single(
FString {
range: 29..37,
node_index: NodeIndex(None),
elements: [
Interpolation(
InterpolatedElement {
range: 33..34,
node_index: NodeIndex(None),
expression: Name(
ExprName {
node_index: NodeIndex(None),
range: 34..34,
id: Name(""),
ctx: Invalid,
},
),
debug_text: None,
conversion: None,
format_spec: None,
},
),
],
flags: FStringFlags {
quote_style: Double,
prefix: Regular,
triple_quoted: true,
unclosed: false,
},
},
),
},
},
),
},
),
],
},
)
```
## Errors
|
1 | f"{"
| ^ Syntax Error: Expected an expression
2 | f"{foo!r"
3 | f"{foo="
|
|
1 | f"{"
2 | f"{foo!r"
| ^ Syntax Error: f-string: expecting `}`
3 | f"{foo="
4 | f"{"
|
|
1 | f"{"
2 | f"{foo!r"
3 | f"{foo="
| ^ Syntax Error: f-string: expecting `}`
4 | f"{"
5 | f"""{"""
|
|
2 | f"{foo!r"
3 | f"{foo="
4 | f"{"
| ^ Syntax Error: Expected an expression
5 | f"""{"""
|
|
3 | f"{foo="
4 | f"{"
5 | f"""{"""
| ^^^ Syntax Error: Expected an expression