---
source: crates/ruff_python_formatter/tests/fixtures.rs
input_file: crates/ruff_python_formatter/resources/test/fixtures/black/cases/f_docstring.py
---
## Input
```python
def foo(e):
f""" {'.'.join(e)}"""
def bar(e):
f"{'.'.join(e)}"
def baz(e):
F""" {'.'.join(e)}"""
```
## Black Differences
```diff
@@ -1,5 +1,5 @@
def foo(e):
- f""" {'.'.join(e)}"""
+ f""" {".".join(e)}"""
def bar(e):
@@ -7,4 +7,4 @@
def baz(e):
- f""" {'.'.join(e)}"""
+ f""" {".".join(e)}"""
```
## Ruff Output
```python
def foo(e):
f""" {".".join(e)}"""
def bar(e):
f"{'.'.join(e)}"
def baz(e):
f""" {".".join(e)}"""
```
## Black Output
```python
def foo(e):
f""" {'.'.join(e)}"""
def bar(e):
f"{'.'.join(e)}"
def baz(e):
f""" {'.'.join(e)}"""
```