SF.net SVN: jython:[7246] trunk/jython/src/org/python

Revision: 7246
          http://jython.svn.sourceforge.net/jython/?rev=7246&view=rev
Author:   pjenvey
Date:     2011-03-19 20:03:20 +0000 (Sat, 19 Mar 2011)

Log Message:
-----------
add -3 and Py.warnPy3k

Modified Paths:
--------------
    trunk/jython/src/org/python/core/Options.java
    trunk/jython/src/org/python/core/Py.java
    trunk/jython/src/org/python/core/PySystemState.java
    trunk/jython/src/org/python/util/jython.java

Modified: trunk/jython/src/org/python/core/Options.java
===================================================================
--- trunk/jython/src/org/python/core/Options.java	2011-03-18 02:25:16 UTC (rev 7245)
+++ trunk/jython/src/org/python/core/Options.java	2011-03-19 20:03:20 UTC (rev 7246)
@@ -75,6 +75,9 @@
     /** Force stdin, stdout and stderr to be unbuffered, and opened in
      * binary mode */
     public static boolean unbuffered = false;
+
+    /** Whether -3 (py3k warnings) were enabled via the command line. */
+    public static boolean py3kwarning = false;
     
     //XXX: place holder
     public static int bytes_warning = 0;

Modified: trunk/jython/src/org/python/core/Py.java
===================================================================
--- trunk/jython/src/org/python/core/Py.java	2011-03-18 02:25:16 UTC (rev 7245)
+++ trunk/jython/src/org/python/core/Py.java	2011-03-19 20:03:20 UTC (rev 7246)
@@ -410,6 +410,16 @@
         warning(BytesWarning, message);
     }
 
+    public static void warnPy3k(String message) {
+        warnPy3k(message, 1);
+    }
+
+    public static void warnPy3k(String message, int stacklevel) {
+        if (Options.py3kwarning) {
+            warning(DeprecationWarning, message, stacklevel);
+        }
+    }
+
     private static PyObject warnings_mod;
 
     private static PyObject importWarnings() {
@@ -438,6 +448,10 @@
     }
 
     public static void warning(PyObject category, String message) {
+        warning(category, message, 1);
+    }
+
+    public static void warning(PyObject category, String message, int stacklevel) {
         PyObject func = null;
         PyObject mod = importWarnings();
         if (mod != null) {
@@ -447,7 +461,7 @@
             System.err.println(warn_hcategory(category) + ": " + message);
             return;
         } else {
-            func.__call__(Py.newString(message), category);
+            func.__call__(Py.newString(message), category, Py.newInteger(stacklevel));
         }
     }
 

Modified: trunk/jython/src/org/python/core/PySystemState.java
===================================================================
--- trunk/jython/src/org/python/core/PySystemState.java	2011-03-18 02:25:16 UTC (rev 7245)
+++ trunk/jython/src/org/python/core/PySystemState.java	2011-03-19 20:03:20 UTC (rev 7246)
@@ -70,8 +70,7 @@
     //     for tests that would need to pass but today would not.
     public final static int maxsize = Integer.MAX_VALUE;
 
-    //XXX: place holder
-    public final static boolean py3kwarning = false;
+    public static boolean py3kwarning = false;
 
     public final static Class flags = Options.class;
     
@@ -190,6 +189,7 @@
 
         currentWorkingDir = new File("").getAbsolutePath();
 
+        py3kwarning = Options.py3kwarning;
         // Set up the initial standard ins and outs
         String mode = Options.unbuffered ? "b" : "";
         int buffering = Options.unbuffered ? 0 : 1;

Modified: trunk/jython/src/org/python/util/jython.java
===================================================================
--- trunk/jython/src/org/python/util/jython.java	2011-03-18 02:25:16 UTC (rev 7245)
+++ trunk/jython/src/org/python/util/jython.java	2011-03-19 20:03:20 UTC (rev 7246)
@@ -39,6 +39,7 @@
 
     private static final String usage = usageHeader +
         "Options and arguments:\n" + //(and corresponding environment variables):\n" +
+        //"-B     : don't write .py[co] files on import; also PYTHONDONTWRITEBYTECODE=x\n" +
         "-c cmd   : program passed in as string (terminates option list)\n" +
         //"-d       : debug output from parser (also PYTHONDEBUG=x)\n" +
         "-Dprop=v : Set the property `prop' to value `v'\n"+
@@ -52,14 +53,18 @@
         //"-O       : optimize generated bytecode (a tad; also PYTHONOPTIMIZE=x)\n" +
         //"-OO      : remove doc-strings in addition to the -O optimizations\n" +
         "-Q arg   : division options: -Qold (default), -Qwarn, -Qwarnall, -Qnew\n" +
+        // XXX: support -s
+        //"-s       : don't add user site directory to sys.path; also PYTHONNOUSERSITE\n" +
         "-S       : don't imply 'import site' on initialization\n" +
         //"-t       : issue warnings about inconsistent tab usage (-tt: issue errors)\n" +
         "-u       : unbuffered binary stdout and stderr\n" + // (also PYTHONUNBUFFERED=x)\n" +
         //"           see man page for details on internal buffering relating to '-u'\n" +
         "-v       : verbose (trace import statements)\n" + // (also PYTHONVERBOSE=x)\n" +
+        "           can be supplied multiple times to increase verbosity\n" +
         "-V       : print the Python version number and exit (also --version)\n" +
         "-W arg   : warning control (arg is action:message:category:module:lineno)\n" +
         //"-x       : skip first line of source, allowing use of non-Unix forms of #!cmd\n" +
+        "-3       : warn about Python 3.x incompatibilities that 2to3 cannot trivially fix\n" +
         "file     : program read from script file\n" +
         "-        : program read from stdin (default; interactive mode if a tty)\n" +
         "arg ...  : arguments passed to program in sys.argv[1:]\n" +
@@ -498,6 +503,8 @@
                     argv[i] = args[index];
                 }
                 return true;
+            } else if (arg.startsWith("-3")) {
+                Options.py3kwarning = true;
             } else {
                 String opt = args[index];
                 if (opt.startsWith("--")) {


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