Different interface for python 3

- iterator version of utils by default,
- no i-prefixed functions for iterator versions,
- l-prefixed functions for list versions,
  including lmap(), lfilter() and lzip()

CHANGELOG

@@ -1,3 +1,4 @@
+- added experimental python 3 support
 - published idistinct(), isplit(), isplit_at(), isplit_by()
 
 0.8

README.rst

@@ -6,6 +6,8 @@ A collection of fancy functional tools focused on practicality.
 Inspired by clojure, underscore and my own abstractions. Keep reading to get an overview
 or `read the docs <http://funcy.readthedocs.org/>`_.
 
+Works with Python 2.7, 3.3 (experimental) and pypy.
+
 
 Installation
 -------------

funcy/__init__.py

@@ -1,14 +1,6 @@
-from .primitives import *
-from .calc import *
-from .colls import *
-from .decorators import *
-from .funcolls import *
-from .funcs import *
-from .seqs import *
-from .types import *
-from .strings import *
-from .flow import *
-from .objects import *
-from .namespaces import namespace
-from .debug import *
-from .primitives import *
+import sys
+
+if sys.version_info[0] == 2:
+    from .py2 import *
+else:
+    from .py3 import *

funcy/py2.py

@@ -0,0 +1,14 @@
+from .primitives import *
+from .calc import *
+from .colls import *
+from .decorators import *
+from .funcolls import *
+from .funcs import *
+from .seqs import *
+from .types import *
+from .strings import *
+from .flow import *
+from .objects import *
+from .namespaces import namespace
+from .debug import *
+from .primitives import *

funcy/py3.py

@@ -0,0 +1,41 @@
+"""
+Rewrite function names to represent Python 3 iterator-by-default interface.
+List versions go with l prefix.
+"""
+from .py2 import *
+
+# colls
+del iteritems
+zip_values = izip_values; del izip_values
+zip_dicts = izip_dicts; del izip_dicts
+
+# seqs
+lmap, map = map, imap; del imap
+lfilter, filter = filter, ifilter; del ifilter
+lremove, remove = remove, iremove; del iremove
+lkeep, keep = keep, ikeep; del ikeep
+lwithout, without = without, iwithout; del iwithout
+
+lconcat, concat = concat, iconcat; del iconcat
+lcat, cat = cat, icat; del icat
+lflatten, flatten = flatten, iflatten; del iflatten
+lmapcat, mapcat = mapcat, imapcat; del imapcat
+
+ldistinct, distinct = distinct, idistinct; del idistinct
+lsplit, split = split, isplit; del isplit
+lsplit_at, split_at = split_at, isplit_at; del isplit_at
+lsplit_by, split_by = split_by, isplit_by; del isplit_by
+lpartition, partition = partition, ipartition; del ipartition
+lchunks, chunks = chunks, ichunks; del ichunks
+lpartition_by, partition_by = partition_by, ipartition_by; del ipartition_by
+
+lreductions, reductions = reductions, ireductions; del ireductions
+lsums, sums = sums, isums; del isums
+
+# py2 re-exports izip, so py3 exports lzip
+zip = izip; del izip
+def lzip(*seqs):
+    return list(zip(*seqs))
+
+# funcs
+ljuxt, juxt = juxt, ijuxt; del ijuxt