Add support for swap bytecode and simple WITH_EXCEPT_START bytecode support. (#488)

* Modify .gitignore

* Added support for SWAP and WITH_EXCEPT_START, WITH_EXCEPT_START is simply added on top of SETUP_WITH_A so that it works properly.

* Resolve the warning about comparing size_t and int.

* Revert "Resolve the warning about comparing size_t and int."

This reverts commit 54dfe36629855ca557277572d307dacaf6a64fe9.

* Reapply "Resolve the warning about comparing size_t and int."

This reverts commit d21d1681ed6496856ea65151e5fd798f0a718416.

* Modify decompyle_test.sh

* Modify .gitignore

* Fix the logic error by placing the assignment inside the tuple

* Re-adding test files

* Fixing redundant brackets

* Add support for swap bytecode and simple WITH_EXCEPT_START bytecode support.

* Clean up some formatting issues

---------

Co-authored-by: Michael Hansen <zrax0111@gmail.com>

tests/input/swap.py

@@ -0,0 +1,12 @@
+def SWAP():
+    my_array = [
+        1,
+        2,
+        3,
+        4,
+        5,
+        6,
+        8]
+    i = 1
+    j = 3
+    my_array[i], my_array[j], my_array[2] = my_array[j], my_array[i], my_array[4]

tests/tokenized/swap.txt

@@ -0,0 +1,6 @@
+def SWAP ( ) : <EOL>
+<INDENT>
+my_array = [ 1 , 2 , 3 , 4 , 5 , 6 , 8 ] <EOL>
+i = 1 <EOL>
+j = 3 <EOL>
+my_array [ i ] , my_array [ j ] , my_array [ 2 ] = my_array [ j ] , my_array [ i ] , my_array [ 4 ] <EOL>