Merge branch 'release/0.7.2'

Makefile

@@ -26,6 +26,8 @@ register:
 .PHONY: upload
 # target: upload - Upload module on PyPi
 release: clean
+	@git push --all
+	@git push --tags
 	@python setup.py sdist upload || echo 'Skip sdist upload'
 	# @python setup.py bdist_wheel upload || echo 'Skip bdist upload'
 

README.rst

@@ -171,7 +171,7 @@ Get help
 
     head/h 		 -- extract the first element/character of a list/string
 
-    index/ix/i N 	 -- get the N-th element/character from list/string.
+    index/ix N 	         -- get the N-th element/character from list/string.
 
     join/j SEPARATOR 	 -- concatenate a list/string with intervening occurrences of SEPARATOR
 

atmark/__init__.py

@@ -1,7 +1,7 @@
 # Package information
 # ===================
 
-__version__ = "0.7.1"
+__version__ = "0.7.2"
 __project__ = "atmark"
 __author__ = "Kirill Klenov <horneds@gmail.com>"
 __license__ = "BSD"

atmark/atmark.py

@@ -2,8 +2,8 @@
 
 Atmark (@) -- is a command line utility for parsing text input and generating output.
 
-You can pipe data within a Atmark (@) statement using standard unix style pipes ("|").
-Provide for Atmark function composition and let them work for you.
+You can pipe a data within Atmark (@) statement using standard unix style pipes ("|").
+Provide for Atmark a function composition and let them work for you.
 
 Example. Replace "_" with "-" in files in current dir and change the files extensions to jpg:
 
@@ -13,7 +13,7 @@
 
     $ ls > replace($LINE, "_", "-") > split($RESULT, ".") > format($RESULT, "mv $LINE $RESULT.jpg")
 
-You can use "@ --debug ARGS" for debug Armark commands. """
+You can use `--debug` argument (@ --debug ARGS) for debug Armark commands. """
 import os
 import sys
 

atmark/commands.py

@@ -94,14 +94,13 @@ def at_head(arg):
     return arg.value and arg.value[0] or None
 
 
-@_command(1, 'ix', 'i')
+@_command(1, 'ix')
 def at_index(arg, index):
     """ %s N \t\t -- get the N-th element/character from list/string. """
     try:
-        index = int(index)
-    except ValueError:
+        return arg.value[int(index)]
+    except (ValueError, IndexError):
         return None
-    return arg.value[index]
 
 
 @_command(1, 'j')