dotted keys with multiline strings, fix uiri#265

toml/decoder.py

@@ -1,5 +1,6 @@
 import datetime
 import io
+from copy import deepcopy
 from os import linesep
 import re
 import sys
@@ -360,6 +361,7 @@ def loads(s, _dict=dict, decoder=None):
                               " Reached end of file.", original, len(s))
     s = ''.join(sl)
     s = s.split('\n')
+    multilevel = None
     multikey = None
     multilinestr = ""
     multibackslash = False
@@ -392,7 +394,8 @@ def loads(s, _dict=dict, decoder=None):
                     value, vtype = decoder.load_value(multilinestr)
                 except ValueError as err:
                     raise TomlDecodeError(str(err), original, pos)
-                currentlevel[multikey] = value
+                multilevel[multikey] = value
+                multilevel = None
                 multikey = None
                 multilinestr = ""
             else:
@@ -504,12 +507,12 @@ def loads(s, _dict=dict, decoder=None):
                 raise TomlDecodeError(str(err), original, pos)
         elif "=" in line:
             try:
-                ret = decoder.load_line(line, currentlevel, multikey,
+                v_ = decoder.load_line(line, currentlevel, multikey,
                                         multibackslash)
             except ValueError as err:
                 raise TomlDecodeError(str(err), original, pos)
-            if ret is not None:
-                multikey, multilinestr, multibackslash = ret
+            if v_ is not None:
+                multilevel, multikey, multilinestr, multibackslash = v_
     return retval
 
 
@@ -779,7 +782,7 @@ def load_line(self, line, currentlevel, multikey, multibackslash):
             raise ValueError("Duplicate keys!")
         except KeyError:
             if multikey:
-                return multikey, multilinestr, multibackslash
+                return currentlevel, multikey, multilinestr, multibackslash
             else:
                 currentlevel[pair[0]] = value