Added pseudo-randgen and keypair generator

Network.py

@@ -7,6 +7,8 @@ import logging
 logger = logging.getLogger(__name__)
 
 
+
+
 class Network():
     def __init__(self):
         self.nodes = {}#{1 : Node(1),2:Node(2)}

Utility.py

+from ecdsa import SigningKey
+# import secrets
+
+import random
+
+def pseudoRandomGenerator(seed) :
+    random.seed(seed)
+    return random.getrandbits(256)
+
+def genratePublicPrivateKey():
+    sk = SigningKey.generate()  # uses NIST192p
+    vk = sk.get_verifying_key()
+    signature = sk.sign(b"message")
+    assert vk.verify(signature, b"message")
+    return (sk,vk)
+
+    pass
+
+
+
+if __name__ == '__main__':
+    # keypair = genratePublicPrivateKey()
+    # keypair2 = genratePublicPrivateKey()
+    # print(keypair)
+    # print(keypair2)
+    print(pseudoRandomGenerator("abc"))
+    print(pseudoRandomGenerator("abc"))