changed helper random file

src/helper_random.py

@@ -1,5 +1,5 @@
 import os
-import random
+
 from pyelliptic.openssl import OpenSSL
 
 
@@ -9,35 +9,3 @@ def randomBytes(n):
         return os.urandom(n)
     except NotImplementedError:
         return OpenSSL.rand(n)
-
-
-def randomshuffle(population):
-    """Method randomShuffle.
-
-    shuffle the sequence x in place.
-    shuffles the elements in list in place,
-    so they are in a random order.
-    """
-    return random.shuffle(population)
-
-
-def randomsample(population, k):
-    """Method randomSample.
-
-    return a k length list of unique elements
-    chosen from the population sequence.
-    Used for random sampling
-    without replacement
-    """
-    return random.sample(population, k)
-
-
-def randomrandrange(x, y):
-    """Method randomRandrange.
-
-    return a randomly selected element from
-    range(start, stop). This is equivalent to
-    choice(range(start, stop)),
-    but doesnt actually build a range object.
-    """
-    return random.randrange(x, y)