diff --git a/pyproject.toml b/pyproject.toml
index b7ee829..0878383 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,23 +1,15 @@
 [build-system]
-requires = [
-    "setuptools>=61.0",
-    "pybind11>=2.10.0",
-    "numpy>=2.0.0",
-]
+requires = ["setuptools>=61.0", "pybind11>=2.10.0", "numpy>=2.0.0"]
 build-backend = "setuptools.build_meta"
 
 [project]
 name = "pydistmesh"
 version = "0.0.1"
-authors = [{name= "Songyuan Cui", email="cui20@illinois.edu"}]
+authors = [{ name = "Songyuan Cui", email = "cui20@illinois.edu" }]
 description = "A Python implemenetation of the distmesh algorithm"
 readme = "README.md"
 requires-python = ">=3.9"
-dependencies = [
-    "scipy>=1.13.0",
-    "matplotlib>=3.8.0",
-    "PyMCubes>=0.1.0", 
-]
+dependencies = ["scipy>=1.13.0", "matplotlib>=3.8.0", "PyMCubes>=0.1.0"]
 
 [tool.setuptools]
 packages = ["pydistmesh"]
@@ -27,49 +19,41 @@ packages = ["pydistmesh"]
 
 
 [project.optional-dependencies]
-dev = [
-  "mypy",
-  "pre-commit",
-]
-test = [
-  "pytest",
-  "tox"
-]
-linter = [
-  "ruff"
-]
+dev = ["mypy", "pre-commit"]
+test = ["pytest", "tox"]
+linter = ["ruff"]
 
 [tool.ruff]
 # Exclude a variety of commonly ignored directories.
 exclude = [
-    ".bzr",
-    ".direnv",
-    ".eggs",
-    ".git",
-    ".git-rewrite",
-    ".hg",
-    ".ipynb_checkpoints",
-    ".mypy_cache",
-    ".nox",
-    ".pants.d",
-    ".pyenv",
-    ".pytest_cache",
-    ".pytype",
-    ".ruff_cache",
-    ".svn",
-    ".tox",
-    ".venv",
-    ".vscode",
-    "__pypackages__",
-    "_build",
-    "buck-out",
-    "build",
-    "dist",
-    "node_modules",
-    "site-packages",
-    "venv",
-    "setup.py",
-    "examples/"
+  ".bzr",
+  ".direnv",
+  ".eggs",
+  ".git",
+  ".git-rewrite",
+  ".hg",
+  ".ipynb_checkpoints",
+  ".mypy_cache",
+  ".nox",
+  ".pants.d",
+  ".pyenv",
+  ".pytest_cache",
+  ".pytype",
+  ".ruff_cache",
+  ".svn",
+  ".tox",
+  ".venv",
+  ".vscode",
+  "__pypackages__",
+  "_build",
+  "buck-out",
+  "build",
+  "dist",
+  "node_modules",
+  "site-packages",
+  "venv",
+  "setup.py",
+  "examples/",
 ]
 
 # Same as Black.
@@ -80,68 +64,68 @@ target-version = "py39"
 
 [tool.ruff.lint]
 select = [
-    "A",    # Builtins
-    "ANN",  # Annotations
-    "ARG",  # Unused arguments
-    "B",    # Bugbear
-    "BLE",  # Blind except
-    "C4",   # Comprehensions
-    "C90",  # mccabe
-    "COM",  # Commas
-    "D1",   # Undocumented public elements
-    "D2",   # Docstring conventions
-    "D3",   # Triple double quotes
-    "D4",   # Docstring text format
-    "DTZ",  # Datetimes
-    "EM",   # Error messages
-    "ERA",  # Commented-out code
-    "EXE",  # Executable
-    "F",    # Pyflakes
-    "FA",   # __future__ annotations
-    "FLY",  # F-strings
-    # "FURB", # Refurb
-    "G",    # Logging format
-    "I",    # Isort
-    "ICN",  # Import conventions
-    "INP",  # Disallow PEP-420 (Implicit namespace packages)
-    "INT",  # gettext
-    "ISC",  # Implicit str concat
-    # "LOG",  # Logging
-    "N",    # PEP-8 Naming
-    "NPY",  # Numpy
-    "PERF", # Unnecessary performance costs
-    "PGH",  # Pygrep hooks
-    "PIE",  # Unnecessary code
-    "PL",   # Pylint
-    "PT",   # Pytest
-    "PTH",  # Use Pathlib
-    "PYI",  # Stub files
-    "Q",    # Quotes
-    "RET",  # Return
-    "RUF",  # Ruff
-    "RSE",  # Raise
-    "S",    # Bandit
-    "SIM",  # Code simplification
-    "SLF",  # Private member access
-    "SLOT", # __slots__
-    "T10",  # Debugger
-    "T20",  # Print
-    "TCH",  # Type checking
-    "TID",  # Tidy imports
-    "TRY",  # Exception handling
-    "UP",   # Pyupgrade
-    "W",    # Warnings
-    "YTT",  # sys.version
+  "A",   # Builtins
+  "ANN", # Annotations
+  "ARG", # Unused arguments
+  "B",   # Bugbear
+  "BLE", # Blind except
+  "C4",  # Comprehensions
+  "C90", # mccabe
+  "COM", # Commas
+  "D1",  # Undocumented public elements
+  "D2",  # Docstring conventions
+  "D3",  # Triple double quotes
+  "D4",  # Docstring text format
+  "DTZ", # Datetimes
+  "EM",  # Error messages
+  "ERA", # Commented-out code
+  "EXE", # Executable
+  "F",   # Pyflakes
+  "FA",  # __future__ annotations
+  "FLY", # F-strings
+  # "FURB", # Refurb
+  "G",   # Logging format
+  "I",   # Isort
+  "ICN", # Import conventions
+  "INP", # Disallow PEP-420 (Implicit namespace packages)
+  "INT", # gettext
+  "ISC", # Implicit str concat
+  # "LOG",  # Logging
+  "N",    # PEP-8 Naming
+  "NPY",  # Numpy
+  "PERF", # Unnecessary performance costs
+  "PGH",  # Pygrep hooks
+  "PIE",  # Unnecessary code
+  "PL",   # Pylint
+  "PT",   # Pytest
+  "PTH",  # Use Pathlib
+  "PYI",  # Stub files
+  "Q",    # Quotes
+  "RET",  # Return
+  "RUF",  # Ruff
+  "RSE",  # Raise
+  "S",    # Bandit
+  "SIM",  # Code simplification
+  "SLF",  # Private member access
+  "SLOT", # __slots__
+  "T10",  # Debugger
+  "T20",  # Print
+  "TCH",  # Type checking
+  "TID",  # Tidy imports
+  "TRY",  # Exception handling
+  "UP",   # Pyupgrade
+  "W",    # Warnings
+  "YTT",  # sys.version
 ]
 ignore = [
-    "D203",     # One blank line before class docstring
-    "D212",     # Multi-line summary first line
-    "PLR0913",  # Too many arguments
-    "Q000",     # Single quotes found but double quotes preferred
-    "COM812",   # Missing trailing comma
-    "ISC001",   # Single line implicit string concatenation
-    "PGH003",   # Blanket type ignore
-    "PLR0915",  # Too many statements
+  "D203",    # One blank line before class docstring
+  "D212",    # Multi-line summary first line
+  "PLR0913", # Too many arguments
+  "Q000",    # Single quotes found but double quotes preferred
+  "COM812",  # Missing trailing comma
+  "ISC001",  # Single line implicit string concatenation
+  "PGH003",  # Blanket type ignore
+  "PLR0915", # Too many statements
 ]
 
 fixable = ["ALL"]
@@ -155,4 +139,9 @@ indent-style = "space"
 skip-magic-trailing-comma = false
 line-ending = "auto"
 docstring-code-format = false
-docstring-code-line-length = "dynamic"
\ No newline at end of file
+docstring-code-line-length = "dynamic"
+
+[tool.pytest.ini_options]
+minversion = "6.0"
+addopts = "-ra -q"
+testpaths = ["tests"]