Move to existing dict section

Nim-for-Python-Programmers.md

@@ -182,17 +182,6 @@ echo lc[ y | ( y <- x, y > 5 ), int ]
 echo lc[ y*2 | ( y <- x ), int ]
 ```
 
-### Python dictionaries
-
-``` Nim
-import tables
-
-var a = {"hallo": "World", "Key2": "Value2"}.newTable
-
-for key, value in a:
-  echo key, " " ,value
-```
-
 ### Python sets
 
 Python sets are not like [Nim set type](http://nim-lang.org/docs/manual.html#types-set-type).
@@ -206,9 +195,14 @@ Use [Tables](http://nim-lang.org/docs/tables.html) for Python dicts,
 OrderedTable for Python ordered dicts, and CountTable for Python's Counter.
 
 ``` Nim
+import tables
+
 var a = {"hi": 1, "there": 2}.toTable
 echo a["hi"], " ", a.len
 assert a.hasKey("hi")
+
+for key, value in a:
+  echo key, " " ,value
 ```
 
 ### ABC