diff --git a/float_raster/__init__.py b/float_raster/__init__.py
index b3bf735..5324115 100644
--- a/float_raster/__init__.py
+++ b/float_raster/__init__.py
@@ -5,14 +5,7 @@ Module for rasterizing polygons, with float-precision anti-aliasing on
 See the documentation for float_raster.raster(...) for details.
 """
 
-from .float_raster import (
-    raster as raster,
-    find_intersections as find_intersections,
-    create_vertices as create_vertices,
-    clip_vertices_to_window as clip_vertices_to_window,
-    get_raster_parts as get_raster_parts,
-    )
-
+from .float_raster import *
 
 __author__ = 'Jan Petykiewicz'
 __version__ = '0.7'
diff --git a/float_raster/float_raster.py b/float_raster/float_raster.py
index 26cc4a1..5f1917b 100644
--- a/float_raster/float_raster.py
+++ b/float_raster/float_raster.py
@@ -4,11 +4,6 @@ from numpy import logical_and, diff, floor, ceil, ones, zeros, hstack, full_like
 from scipy import sparse
 
 
-class FloatRasterError(Exception):
-    """ Custom exception for float_raster """
-    pass
-
-
 def raster(
         vertices: ArrayLike,
         grid_x: ArrayLike,
@@ -55,15 +50,15 @@ def raster(
 
 
 def find_intersections(
-        vertices: NDArray[numpy.floating],
-        grid_x: NDArray[numpy.floating],
-        grid_y: NDArray[numpy.floating],
+        vertices: NDArray[numpy.float_],
+        grid_x: NDArray[numpy.float_],
+        grid_y: NDArray[numpy.float_],
         ) -> tuple[NDArray[numpy.float64], NDArray[numpy.float64], NDArray[numpy.float64]]:
     """
     Find intersections between a polygon and grid lines
     """
     if vertices.shape[0] != 2:
-        raise FloatRasterError('vertices must be 2xN')
+        raise Exception('vertices must be 2xN')
 
     min_bounds = floor(vertices.min(axis=1))
     max_bounds = ceil(vertices.max(axis=1))
@@ -132,18 +127,18 @@ def find_intersections(
 
 
 def create_vertices(
-        vertices: NDArray[numpy.floating],
-        grid_x: NDArray[numpy.floating],
-        grid_y: NDArray[numpy.floating],
+        vertices: NDArray[numpy.float_],
+        grid_x: NDArray[numpy.float_],
+        grid_y: NDArray[numpy.float_],
         new_vertex_data: tuple[NDArray[numpy.float64], NDArray[numpy.float64], NDArray[numpy.float64]] | None = None
         ) -> sparse.coo_matrix:
     """
     Create additional vertices where a polygon crosses gridlines
     """
     if vertices.shape[0] != 2:
-        raise FloatRasterError('vertices must be 2xN')
+        raise Exception('vertices must be 2xN')
     if grid_x.size < 1 or grid_y.size < 1:
-        raise FloatRasterError('Grid must contain at least one line in each direction?')
+        raise Exception('Grid must contain at least one line in each direction?')
 
     num_poly_vertices = vertices.shape[1]
 
@@ -240,7 +235,7 @@ def get_raster_parts(
     grid_y = numpy.array(grid_y)
 
     if grid_x.size < 2 or grid_y.size < 2:
-        raise FloatRasterError('Grid must contain at least one full pixel')
+        raise Exception('Grid must contain at least one full pixel')
 
     num_xy_px = numpy.array([grid_x.size, grid_y.size]) - 1
 
diff --git a/pyproject.toml b/pyproject.toml
index e64259d..e9b447d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,9 +14,6 @@ homepage = "https://mpxd.net/code/jan/float_raster"
 repository = "https://mpxd.net/code/jan/float_raster"
 keywords = [
     "coverage",
-    "raster",
-    "anti-alias",
-    "polygon",
     ]
 classifiers = [
     "Programming Language :: Python :: 3",
@@ -39,44 +36,3 @@ dependencies = [
 
 [tool.hatch.version]
 path = "float_raster/__init__.py"
-
-
-[tool.ruff]
-exclude = [
-    ".git",
-    "dist",
-    ]
-line-length = 145
-indent-width = 4
-lint.dummy-variable-rgx = "^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"
-lint.select = [
-    "NPY", "E", "F", "W", "B", "ANN", "UP", "SLOT", "SIM", "LOG",
-    "C4", "ISC", "PIE", "PT", "RET", "TCH", "PTH", "INT",
-    "ARG", "PL", "R", "TRY",
-    "G010", "G101", "G201", "G202",
-    "Q002", "Q003", "Q004",
-    ]
-lint.ignore = [
-    #"ANN001",   # No annotation
-    "ANN002",   # *args
-    "ANN003",   # **kwargs
-    "ANN401",   # Any
-    "ANN101",   # self: Self
-    "SIM108",   # single-line if / else assignment
-    "RET504",   # x=y+z; return x
-    "PIE790",   # unnecessary pass
-    "ISC003",   # non-implicit string concatenation
-    "C408",     # dict(x=y) instead of {'x': y}
-    "PLR09",    # Too many xxx
-    "PLR2004",  # magic number
-    "PLC0414",  # import x as x
-    "TRY003",   # Long exception message
-    ]
-
-
-[[tool.mypy.overrides]]
-module = [
-    "scipy",
-    "scipy.sparse",
-    ]
-ignore_missing_imports = true