Add dir for tests

Tests/test1.py

@@ -0,0 +1,12 @@
+a=int(input())//scsds
+#yagdada
+s ="1,2,3,4,5,6"
+print(type(s),dir(s))
+print(list(s))
+number_3 = list(s)[4]
+print(number_3)
+s = s.replace(',','')
+s = list(s)
+s[4] = '777'
+print(s)
+print(int(s[1])+int(4))