Bytes literal.

4 files changed, 23 insertions, 2 deletions

diff --git a/Lib/compiler/ast.py b/Lib/compiler/ast.py
index bc283c0..4794d66 100644
--- a/Lib/compiler/ast.py
+++ b/Lib/compiler/ast.py
@@ -267,6 +267,20 @@ class Break(Node):
     def __repr__(self):
         return "Break()"
 
+class Bytes(Node):
+    def __init__(self, value, lineno=None):
+        self.value = value
+        self.lineno = lineno
+
+    def getChildren(self):
+        return self.value,
+
+    def getChildNodes(self):
+        return ()
+
+    def __repr__(self):
+        return "Bytes(%s)" % (repr(self.value),)
+
 class CallFunc(Node):
     def __init__(self, node, args, star_args = None, dstar_args = None, lineno=None):
         self.node = node
diff --git a/Lib/compiler/pyassem.py b/Lib/compiler/pyassem.py
index cac899d..f665c54 100644
--- a/Lib/compiler/pyassem.py
+++ b/Lib/compiler/pyassem.py
@@ -792,6 +792,7 @@ class StackDepthTracker:
         'DELETE_ATTR': -1,
         'STORE_GLOBAL': -1,
         'BUILD_MAP': 1,
+        'MAKE_BYTES': 0,
         'COMPARE_OP': -1,
         'STORE_FAST': -1,
         'IMPORT_STAR': -1,
diff --git a/Lib/compiler/pycodegen.py b/Lib/compiler/pycodegen.py
index 8db4e0d..83fbc17 100644
--- a/Lib/compiler/pycodegen.py
+++ b/Lib/compiler/pycodegen.py
@@ -930,6 +930,10 @@ class CodeGenerator:
 
     def visitConst(self, node):
         self.emit('LOAD_CONST', node.value)
+    
+    def visitBytes(self, node):
+        self.emit('LOAD_CONST', node.value)
+        self.emit('MAKE_BYTES')
 
     def visitKeyword(self, node):
         self.emit('LOAD_CONST', node.name)
diff --git a/Lib/compiler/transformer.py b/Lib/compiler/transformer.py
index 5f2face..79b702c 100644
--- a/Lib/compiler/transformer.py
+++ b/Lib/compiler/transformer.py
@@ -745,9 +745,11 @@ class Transformer:
             return eval(lit)
 
     def atom_string(self, nodelist):
-        k = ''
-        for node in nodelist:
+        k = self.decode_literal(nodelist[0][1])
+        for node in nodelist[1:]:
             k += self.decode_literal(node[1])
+        if isinstance(k, bytes):
+          return Bytes(str(k), lineno=nodelist[0][2])
         return Const(k, lineno=nodelist[0][2])
 
     def atom_ellipsis(self, nodelist):