FIX: Revert

Author: larsoner

nibabel/nicom/utils.py

@@ -17,10 +17,10 @@ def find_private_section(dcm_data, group_no, creator):
         ``tag``, ``VR``, ``value``
     group_no : int
         Group number in which to search
-    creator : str or regex
-        Name of section - e.g. b'SIEMENS CSA HEADER' - or regex to search for
+    creator : str or bytes or regex
+        Name of section - e.g. 'SIEMENS CSA HEADER' - or regex to search for
         section name.  Regex used via ``creator.search(element_value)`` where
-        ``element_value`` is the decoded value of the data element.
+        ``element_value`` is the value of the data element.
 
     Returns
     -------
@@ -29,7 +29,9 @@ def find_private_section(dcm_data, group_no, creator):
     """
     if hasattr(creator, 'search'):
         match_func = creator.search
-    else:  # assume str
+    else:
+        if isinstance(creator, bytes):
+            creator = creator.decode('latin-1')
         match_func = creator.__eq__
     # Group elements assumed ordered by tag (groupno, elno)
     for element in dcm_data.group_dataset(group_no):
@@ -39,6 +41,8 @@ def find_private_section(dcm_data, group_no, creator):
         if element.VR not in ('LO', 'OB'):
             continue
         val = element.value
+        if isinstance(val, bytes):
+            val = val.decode('latin-1')
         if match_func(val):
             return elno * 0x100
     return None