---
source: crates/ruff_python_formatter/tests/fixtures.rs
input_file: crates/ruff_python_formatter/resources/test/fixtures/black/simple_cases/comments5.py
---
## Input

```py
while True:
    if something.changed:
        do.stuff()  # trailing comment
        # Comment belongs to the `if` block.
    # This one belongs to the `while` block.

    # Should this one, too?  I guess so.

# This one is properly standalone now.

for i in range(100):
    # first we do this
    if i % 33 == 0:
        break

    # then we do this
    print(i)
    # and finally we loop around

with open(some_temp_file) as f:
    data = f.read()

try:
    with open(some_other_file) as w:
        w.write(data)

except OSError:
    print("problems")

import sys


# leading function comment
def wat():
    ...
    # trailing function comment


# SECTION COMMENT


# leading 1
@deco1
# leading 2
@deco2(with_args=True)
# leading 3
@deco3
def decorated1():
    ...


# leading 1
@deco1
# leading 2
@deco2(with_args=True)
# leading function comment
def decorated1():
    ...


# Note: this is fixed in
# Preview.empty_lines_before_class_or_def_with_leading_comments.
# In the current style, the user will have to split those lines by hand.
some_instruction


# This comment should be split from `some_instruction` by two lines but isn't.
def g():
    ...


if __name__ == "__main__":
    main()
```

## Black Differences

```diff
--- Black
+++ Ruff
@@ -1,6 +1,6 @@
 while True:
     if something.changed:
-        do.stuff()  # trailing comment
+        NOT_IMPLEMENTED_call()  # trailing comment
         # Comment belongs to the `if` block.
     # This one belongs to the `while` block.
 
@@ -8,26 +8,21 @@
 
 # This one is properly standalone now.
 
-for i in range(100):
+for i in NOT_IMPLEMENTED_call(NOT_IMPLEMENTED_arg):
     # first we do this
     if i % 33 == 0:
         break
 
     # then we do this
-    print(i)
+    NOT_IMPLEMENTED_call(NOT_IMPLEMENTED_arg)
     # and finally we loop around
 
-with open(some_temp_file) as f:
-    data = f.read()
-
-try:
-    with open(some_other_file) as w:
-        w.write(data)
+with NOT_IMPLEMENTED_call(NOT_IMPLEMENTED_arg) as f:
+    data = NOT_IMPLEMENTED_call()
 
-except OSError:
-    print("problems")
+NOT_YET_IMPLEMENTED_StmtTry
 
-import sys
+NOT_YET_IMPLEMENTED_StmtImport
 
 
 # leading function comment
@@ -42,7 +37,7 @@
 # leading 1
 @deco1
 # leading 2
-@deco2(with_args=True)
+@NOT_IMPLEMENTED_call(NOT_IMPLEMENTED_arg)
 # leading 3
 @deco3
 def decorated1():
@@ -52,7 +47,7 @@
 # leading 1
 @deco1
 # leading 2
-@deco2(with_args=True)
+@NOT_IMPLEMENTED_call(NOT_IMPLEMENTED_arg)
 # leading function comment
 def decorated1():
     ...
@@ -70,4 +65,4 @@
 
 
 if __name__ == "__main__":
-    main()
+    NOT_IMPLEMENTED_call()
```

## Ruff Output

```py
while True:
    if something.changed:
        NOT_IMPLEMENTED_call()  # trailing comment
        # Comment belongs to the `if` block.
    # This one belongs to the `while` block.

    # Should this one, too?  I guess so.

# This one is properly standalone now.

for i in NOT_IMPLEMENTED_call(NOT_IMPLEMENTED_arg):
    # first we do this
    if i % 33 == 0:
        break

    # then we do this
    NOT_IMPLEMENTED_call(NOT_IMPLEMENTED_arg)
    # and finally we loop around

with NOT_IMPLEMENTED_call(NOT_IMPLEMENTED_arg) as f:
    data = NOT_IMPLEMENTED_call()

NOT_YET_IMPLEMENTED_StmtTry

NOT_YET_IMPLEMENTED_StmtImport


# leading function comment
def wat():
    ...
    # trailing function comment


# SECTION COMMENT


# leading 1
@deco1
# leading 2
@NOT_IMPLEMENTED_call(NOT_IMPLEMENTED_arg)
# leading 3
@deco3
def decorated1():
    ...


# leading 1
@deco1
# leading 2
@NOT_IMPLEMENTED_call(NOT_IMPLEMENTED_arg)
# leading function comment
def decorated1():
    ...


# Note: this is fixed in
# Preview.empty_lines_before_class_or_def_with_leading_comments.
# In the current style, the user will have to split those lines by hand.
some_instruction


# This comment should be split from `some_instruction` by two lines but isn't.
def g():
    ...


if __name__ == "__main__":
    NOT_IMPLEMENTED_call()
```

## Black Output

```py
while True:
    if something.changed:
        do.stuff()  # trailing comment
        # Comment belongs to the `if` block.
    # This one belongs to the `while` block.

    # Should this one, too?  I guess so.

# This one is properly standalone now.

for i in range(100):
    # first we do this
    if i % 33 == 0:
        break

    # then we do this
    print(i)
    # and finally we loop around

with open(some_temp_file) as f:
    data = f.read()

try:
    with open(some_other_file) as w:
        w.write(data)

except OSError:
    print("problems")

import sys


# leading function comment
def wat():
    ...
    # trailing function comment


# SECTION COMMENT


# leading 1
@deco1
# leading 2
@deco2(with_args=True)
# leading 3
@deco3
def decorated1():
    ...


# leading 1
@deco1
# leading 2
@deco2(with_args=True)
# leading function comment
def decorated1():
    ...


# Note: this is fixed in
# Preview.empty_lines_before_class_or_def_with_leading_comments.
# In the current style, the user will have to split those lines by hand.
some_instruction


# This comment should be split from `some_instruction` by two lines but isn't.
def g():
    ...


if __name__ == "__main__":
    main()
```