Removed cosmpy dependency

scripts/genesis_helpers.py

@@ -4,10 +4,35 @@
 import os
 import re
 import subprocess
-
 import bech32
 import sys
-from cosmpy.crypto.hashfuncs import sha256, ripemd160
+from Crypto.Hash import RIPEMD160  # type: ignore # nosec
+
+
+def sha256(contents: bytes) -> bytes:
+    """
+    Get sha256 hash.
+
+    :param contents: bytes contents.
+
+    :return: bytes sha256 hash.
+    """
+    h = hashlib.sha256()
+    h.update(contents)
+    return h.digest()
+
+
+def ripemd160(contents: bytes) -> bytes:
+    """
+    Get ripemd160 hash using PyCryptodome.
+
+    :param contents: bytes contents.
+
+    :return: bytes ripemd160 hash.
+    """
+    h = RIPEMD160.new()
+    h.update(contents)
+    return h.digest()
 
 
 def get_path(text: str) -> str: