chore: import upstream snapshot with attribution

2026-07-13 12:36:30 +08:00
commit 55ab4e4a73
473 changed files with 72932 additions and 0 deletions
@@ -0,0 +1,113 @@
+import requests
+
+from easygraph.utils.exception import EasyGraphError
+
+
+def request_text_from_url(url):
+    try:
+        r = requests.get(url)
+    except requests.ConnectionError:
+        raise EasyGraphError("Connection Error!")
+
+    if r.ok:
+        return r.text
+    else:
+        raise EasyGraphError(f"Error: HTTP response {r.status_code}")
+
+
+class mathoverflow_answers:
+    def __init__(self, data_root=None):
+        self.data_root = "https://" if data_root is not None else data_root
+        self.hyperedges_path = "https://gitlab.com/easy-graph/easygraph-data-mathoverflow-answers/-/raw/main/hyperedges-mathoverflow-answers.txt?inline=false"
+        self.node_labels_path = "https://gitlab.com/easy-graph/easygraph-data-mathoverflow-answers/-/raw/main/node-labels-mathoverflow-answers.txt?ref_type=heads&inline=false"
+        # self.node_names_path = "https://gitlab.com/easy-graph/easygraph-data-house-committees/-/raw/main/node-names-house-committees.txt?ref_type=heads&inline=false"
+        self.label_names_path = "https://gitlab.com/easy-graph/easygraph-data-mathoverflow-answers/-/raw/main/label-names-mathoverflow-answers.txt?ref_type=heads&inline=false"
+        self._hyperedges = []
+        self._node_labels = []
+        self._label_names = []
+        self._node_names = []
+        self.generate_hypergraph(
+            hyperedges_path=self.hyperedges_path,
+            node_labels_path=self.node_labels_path,
+            # node_names_path=self.node_names_path,
+            label_names_path=self.label_names_path,
+        )
+        self._content = {
+            "num_classes": len(self._label_names),
+            "num_vertices": len(self._node_labels),
+            "num_edges": len(self._hyperedges),
+            "edge_list": self._hyperedges,
+            "labels": self._node_labels,
+        }
+
+    def __getitem__(self, key: str):
+        return self._content[key]
+
+    def process_label_txt(self, data_str, delimiter="\n", transform_fun=str):
+        data_str = data_str.strip()
+        data_lst = data_str.split(delimiter)
+        final_lst = []
+        for data in data_lst:
+            data = data.strip()
+            data = transform_fun(data)
+            final_lst.append(data)
+        return final_lst
+
+    @property
+    def node_labels(self):
+        return self._node_labels
+
+    """
+    @property
+    def node_names(self):
+        return self._node_names
+    """
+
+    @property
+    def label_names(self):
+        return self._label_names
+
+    @property
+    def hyperedges(self):
+        return self._hyperedges
+
+    def generate_hypergraph(
+        self,
+        hyperedges_path=None,
+        node_labels_path=None,
+        # node_names_path=None,
+        label_names_path=None,
+    ):
+        def fun(data):
+            data = int(data) - 1
+            return data
+
+        hyperedges_info = request_text_from_url(hyperedges_path)
+        hyperedges_info = hyperedges_info.strip()
+        hyperedges_lst = hyperedges_info.split("\n")
+        for hyperedge in hyperedges_lst:
+            hyperedge = hyperedge.strip()
+            hyperedge = [int(i) - 1 for i in hyperedge.split(",")]
+            self._hyperedges.append(tuple(hyperedge))
+        # print(self.hyperedges)
+        """
+        node_labels_info = request_text_from_url(node_labels_path)
+
+        process_node_labels_info = self.process_label_txt(
+            node_labels_info, transform_fun=fun
+        )
+        self._node_labels = process_node_labels_info
+        """
+        node_labels_info = request_text_from_url(node_labels_path)
+        node_labels_info = node_labels_info.strip()
+        node_labels_lst = node_labels_info.split("\n")
+        for node_label in node_labels_lst:
+            node_label = node_label.strip()
+            node_label = [int(i) - 1 for i in node_label.split(",")]
+            self._node_labels.append(tuple(node_label))
+        # print("process_node_labels_info:", process_node_labels_info)
+        # print("process_node_names_info:", process_node_names_info)
+        label_names_info = request_text_from_url(label_names_path)
+        process_label_names_info = self.process_label_txt(label_names_info)
+        self._label_names = process_label_names_info
+        # print("process_label_names_info:", process_label_names_info)