Add the ability to draw hypergraphs as a bipartite graph

tests/drawing/test_draw_utils.py

@@ -3,11 +3,7 @@
 from matplotlib import cm
 
 import xgi
-from xgi.drawing.draw import (
-    _CCW_sort,
-    _draw_arg_to_arr,
-    _interp_draw_arg,
-)
+from xgi.drawing.draw import _CCW_sort, _draw_arg_to_arr, _interp_draw_arg
 
 
 def test_CCW_sort():

xgi/drawing/draw.py

@@ -5,7 +5,6 @@
 import matplotlib as mpl
 import matplotlib.pyplot as plt
 import numpy as np
-import seaborn as sb  # for cmap "crest"
 from matplotlib import cm
 from matplotlib.patches import FancyArrowPatch
 from mpl_toolkits.mplot3d.art3d import (

xgi/drawing/draw_utils.py

@@ -1,18 +1,9 @@
 """Draw hypergraphs and simplicial complexes with matplotlib."""
 
-from collections.abc import Iterable
-
 import matplotlib.pyplot as plt
 import numpy as np
-from matplotlib.colors import (
-    LinearSegmentedColormap,
-    ListedColormap,
-    is_color_like,
-    to_rgba_array,
-)
-from numpy import ndarray
-
-from ..exception import XGIError
+from matplotlib.colors import is_color_like, to_rgba_array
+
 from ..stats import EdgeStat, IDStat, NodeStat
 from .layout import barycenter_spring_layout