bug fix

Author: Prerak Singh

.github/workflows/ci.yml

@@ -190,8 +190,9 @@ jobs:
           python -m pip install -r docs/requirements.txt
 
       - name: Build package
+        env:
+          CL: "/std:c++17"
         run: |
-          set CL=/std:c++17
           python scripts/build/install.py
 
       - name: Run tests

pydatastructs/graphs/_backend/cpp/AdjacencyMatrix.hpp

@@ -242,11 +242,39 @@ PyTypeObject AdjacencyMatrixGraphType = {
     .tp_basicsize = sizeof(AdjacencyMatrixGraph),
     .tp_itemsize = 0,
     .tp_dealloc = (destructor)AdjacencyMatrixGraph_dealloc,
+    .tp_print = 0,
+    .tp_getattr = 0,
+    .tp_setattr = 0,
+    .tp_as_async = 0,
+    .tp_repr = 0,
+    .tp_as_number = 0,
+    .tp_as_sequence = 0,
+    .tp_as_mapping = 0,
+    .tp_hash = 0,
+    .tp_call = 0,
+    .tp_str = 0,
+    .tp_getattro = 0,
+    .tp_setattro = 0,
+    .tp_as_buffer = 0,
     .tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
     .tp_doc = "Adjacency matrix graph",
+    .tp_traverse = 0,
+    .tp_clear = 0,
+    .tp_richcompare = 0,
+    .tp_weaklistoffset = 0,
+    .tp_iter = 0,
+    .tp_iternext = 0,
     .tp_methods = AdjacencyMatrixGraph_methods,
-    .tp_new = AdjacencyMatrixGraph_new,
+    .tp_members = 0,
+    .tp_getset = 0,
+    .tp_base = 0,
+    .tp_dict = 0,
+    .tp_descr_get = 0,
+    .tp_descr_set = 0,
     .tp_dictoffset = offsetof(AdjacencyMatrixGraph, dict),
+    .tp_init = 0,
+    .tp_alloc = 0,
+    .tp_new = AdjacencyMatrixGraph_new,
 };
 
 #endif