Merge d8d4206 into 2bcdcca

boa/code/builtins.py

@@ -108,15 +108,14 @@ def concat(str1, str2):
 #    pass
 
 
-# @TODO this currently does not work
-#def take(source, count):
-#    """
-#    take(source, count) -> list object
-#
-#    Return a subset of a string or list `source`, starting
-#    at index 0 and of length `count`
-#    """
-#    pass
+def take(source, count):
+    """
+    take(source, count) -> list object
+
+    Return a subset of a string or list `source`, starting
+    at index 0 and of length `count`
+    """
+    pass
 
 
 def range(start, stop):
@@ -160,4 +159,4 @@ def verify_signature(signature, pubkey):
     pass
 
 def verify_signatures(signatures, pubkeys):
-    pass
+    pass

boa/code/vmtoken.py

@@ -495,8 +495,8 @@ def convert_method_call(self, pytoken):
         if param_len <= 1:
             pass
         elif param_len == 2:
-            # if we are using concat, we don't want to swap
-            if pytoken.func_name != 'concat':
+            # if we are using concat or take, we don't want to swap
+            if pytoken.func_name != 'concat' and pytoken.func_name != 'take':
                 self.insert1(VMOp.SWAP)
 
         elif param_len == 3:

boa/tests/src/TakeTest.py

@@ -0,0 +1,9 @@
+from boa.code.builtins import take
+
+def Main():
+
+    str1 = 'helloworld'
+
+    str2 = take(str1,5)
+
+    return str2