Add missing file

modules/RoPE.py

@@ -0,0 +1,18 @@
+def get_alpha_value(alpha, base):
+    '''
+    Gets alpha_value from alpha_value and rope_freq_base
+    '''
+    if base > 0:
+        return (base/10000.) ** (63/64.)
+    else:
+        return alpha
+
+
+def get_rope_freq_base(alpha, base):
+    '''
+    Gets rope_freq_base from alpha_value and rope_freq_base
+    '''
+    if base > 0:
+        return base
+    else:
+        return 10000 * alpha ** (64/63.)