Update App

app.py

@@ -104,7 +104,7 @@ def main(
     def parse_parallel_str(instruction, nodes, connections, type):
         result = {}
         if instruction.find("and") == -1:
-            match_node = re.search(r'(\w+)(\d)', instruction.strip())
+            match_node = re.search(r'([a-zA-Z]+)(\d?)', instruction.strip())
             if match_node:
                 match_node_name = match_node.group(1)
                 match_node_version = match_node.group(2)
@@ -125,7 +125,7 @@ def main(
         else:
             merge_name = '-'.join([node.strip() for node in instruction.split('and')])
             for i, node in enumerate(instruction.split('and')):
-                match_node = re.search(r'(\w+)(\d)', node.strip())
+                match_node = re.search(r'([a-zA-Z]+)(\d?)', node.strip())
                 if match_node:
                     match_node_name = match_node.group(1)
                     match_node_version = match_node.group(2)
@@ -200,7 +200,7 @@ def main(
             else:
                 start_node_line = start_node_line.group(0)
                 start_node_index = input.index(start_node_line) + len(start_node_line)
-            match_node = re.search(r'(\w+)(\d)', node.strip())
+            match_node = re.search(r'([a-zA-Z]+)(\d?)', node.strip())
             if match_node:
                 match_node_name = match_node.group(1)
                 match_node_version = match_node.group(2)