Simple one-time pad generator

otp.py

@@ -0,0 +1,49 @@
+import argparse
+
+parser = argparse.ArgumentParser(
+                    prog='OTP Generator',
+                    description='Generates a OTP using /dev/random')
+
+parser.add_argument('p', type=int, help="pages to generate")
+parser.add_argument('c', type=int, help="colums per page")
+parser.add_argument('r', type=int, help="rows per page")
+parser.add_argument('i', type=int, help="book repeat")
+
+args = parser.parse_args()
+pages = args.p
+cols = args.c
+rows = args.r
+repeat = args.i
+
+def rcode(f):
+    b = f.read(4)
+    num = int.from_bytes(b, byteorder='little')
+    num = num % 99999
+    return num
+
+def codepage(f, cols=10, rows=10):
+    page = ''
+    for r in range(0,rows):
+        for c in range(0,cols):
+            page += f"{rcode(f):05d} ";
+        page += '\n'
+    return page
+
+def tear(cols, char = '-'):
+    return (char * ((cols * 6) - 1)) + '\n'
+
+book = ''
+
+with open("/dev/random", 'rb') as f:        
+    for p in range(0, pages):
+        page = codepage(f, cols=cols)
+        if p != (pages - 1):
+            page += tear(cols)
+        book += page
+
+for r in range(0, repeat):
+    print(book,end='')
+    print(tear(cols, '='),end='')
+
+        
+