Doesn't need to have matplotlib by default

pysheaf/logic_example.py

@@ -1,19 +1,41 @@
+# MIT License
+
+# Copyright (c) 2024 Michael Robinson
+
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
 import json
 import numpy as np
 import networkx as nx
 import pysheaf as ps
-import matplotlib.pyplot as plt
+#import matplotlib.pyplot as plt
 
 netlist=json.load(open('logic_netlist.json'))
 
 shf = ps.Sheaf()
 shf.fromNetlist(netlist)
 shf.mNumpyNormType = 2
 
-pos=nx.layout.spring_layout(shf)
-nx.draw_networkx_labels(shf,pos)
-nx.draw_networkx_edges(shf,pos)
-plt.show()
+#pos=nx.layout.spring_layout(shf)
+#nx.draw_networkx_labels(shf,pos)
+#nx.draw_networkx_edges(shf,pos)
+#plt.show()
 
 for a in [0,1]:
     for b in [0,1]: