BUG: Fix ticket #1990.

When an array is created from a sequence of numeric (boolean, int, float,
complex) and string (bytes, str, unicode) values, the resulting array type
is string, but only the string values were being used to choose the string
length, leading to truncation of data.

1 files changed, 19 insertions, 6 deletions

diff --git a/numpy/compat/py3k.py b/numpy/compat/py3k.py
index 001455de5..0a03929be 100644
--- a/numpy/compat/py3k.py
+++ b/numpy/compat/py3k.py
@@ -13,32 +13,45 @@ if sys.version_info[0] >= 3:
     import io
     bytes = bytes
     unicode = str
-    asunicode = str
+
+    def asunicode(s):
+        if isinstance(s, bytes):
+            return s.decode('latin1')
+        return str(s)
+
     def asbytes(s):
         if isinstance(s, bytes):
             return s
-        return s.encode('latin1')
+        return str(s).encode('latin1')
+
     def asstr(s):
-        if isinstance(s, str):
-            return s
-        return s.decode('latin1')
+        if isinstance(s, bytes):
+            return s.decode('latin1')
+        return str(s)
+
     def isfileobj(f):
         return isinstance(f, (io.FileIO, io.BufferedReader))
+
     def open_latin1(filename, mode='r'):
         return open(filename, mode=mode, encoding='iso-8859-1')
+
     strchar = 'U'
+
 else:
     bytes = str
     unicode = unicode
     asbytes = str
     asstr = str
     strchar = 'S'
+
     def isfileobj(f):
         return isinstance(f, file)
+
     def asunicode(s):
         if isinstance(s, unicode):
             return s
-        return s.decode('ascii')
+        return str(s).decode('ascii')
+
     def open_latin1(filename, mode='r'):
         return open(filename, mode=mode)