⚡️ Speed up function _get_line_range by 12% in src/black/ranges.py

[codeflash-ai]

📄 _get_line_range in src/black/ranges.py

✨ Performance Summary:

• Speed Increase: 📈 12% (0.12x faster)
• Runtime Reduction: ⏱️ From 9.13 microseconds down to 8.12 microseconds (best of 69 runs)

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📝 Explanation and details

Sure, here is an optimized version of the program.

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✅ Correctness verification

The new optimized code was tested for correctness. The results are listed below:

Test	Status	Details
⚙️ Existing Unit Tests	🔘 None Found
🌀 Generated Regression Tests	✅ 5 Passed	See below
⏪ Replay Tests	🔘 None Found
🔎 Concolic Coverage Tests	🔘 None Found
📊 Coverage	36.8%

🌀 Generated Regression Tests Details

Click to view details

from collections.abc import Iterator
from typing import Optional, Union

# imports
import pytest  # used for our unit tests
from black.ranges import _get_line_range
from blib2to3.pgen2.token import NEWLINE
from blib2to3.pytree import Leaf, Node

# function to test
LN = Union[Leaf, Node]
from black.ranges import _get_line_range

# unit tests






def test_empty_list():
    # Empty list of nodes
    codeflash_output = _get_line_range([])







from collections.abc import Iterator
from typing import Optional, Union

# imports
import pytest  # used for our unit tests
from black.ranges import _get_line_range
from blib2to3.pgen2.token import NEWLINE
from blib2to3.pytree import Leaf, Node

# function to test
LN = Union[Leaf, Node]
from black.ranges import _get_line_range

# unit tests

def test_single_line_leaf_node():
    leaf = Leaf(1, "x = 1")
    leaf.lineno = 1
    codeflash_output = _get_line_range(leaf)

def test_multi_line_leaf_node():
    leaf = Leaf(1, "'''multi\nline\nstring'''")
    leaf.lineno = 1
    codeflash_output = _get_line_range(leaf)



def test_empty_list():
    codeflash_output = _get_line_range([])

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