Revision: 692
http://rpy.svn.sourceforge.net/rpy/?rev=692&view=rev
Author: lgautier
Date: 2008-11-12 19:53:08 +0000 (Wed, 12 Nov 2008)
Log Message:
-----------
merge changes from 2.0.x branch
Modified Paths:
--------------
rpy2/trunk/NEWS
rpy2/trunk/doc/source/overview.rst
rpy2/trunk/doc/source/robjects.rst
rpy2/trunk/rpy/rinterface/__init__.py
rpy2/trunk/rpy/robjects/__init__.py
rpy2/trunk/rpy/robjects/tests/testRObject.py
rpy2/trunk/rpy/robjects/tests/testRobjects.py
Modified: rpy2/trunk/NEWS
===================================================================
--- rpy2/trunk/NEWS 2008-11-12 19:31:55 UTC (rev 691)
+++ rpy2/trunk/NEWS 2008-11-12 19:53:08 UTC (rev 692)
@@ -4,14 +4,24 @@
Bugs fixed
----------
-- Informative message returned as RuntimeError when `R RHOME` does not return
- anything
+Changes
+-------
+- :meth:`RObject.__repr__` moved to :meth:`RObject.r_repr`
+
+Bugs fixed
+----------
+
+- Informative message returned as RuntimeError when failing to find R's HOME
+
+- Use the registry to find the R's HOME on win32
+ # snatched from Peter's earlier contribution to rpy-1.x
+
+
Release 2.0.0rc1
================
-
New features
------------
Modified: rpy2/trunk/doc/source/overview.rst
===================================================================
--- rpy2/trunk/doc/source/overview.rst 2008-11-12 19:31:55 UTC (rev 691)
+++ rpy2/trunk/doc/source/overview.rst 2008-11-12 19:53:08 UTC (rev 692)
@@ -46,7 +46,7 @@
* Python-2.6.0 (numpy-support not tested)
-Gcc-4.2.3, then gcc-4.2.4 were used for compiling the C parts.
+`gcc-4.2.3`, then `gcc-4.2.4` were used for compiling the C parts.
Download
@@ -67,19 +67,14 @@
`rpy2` has been reported compiling successfully on all 3 platforms, provided
that development items such as Python headers and a C compiler are installed.
-At the time of writing, Microsoft Windows binaries are contributed by Laurent
Oget.
Check on the `Sourceforge download page
<http://downloads.sourceforge.net/rpy>`_
-what is available..
+what is available.
+
.. note::
Choose files from the `rpy2` package, not `rpy`.
-.. note::
- I have limited time, and at the time of writing no easy access to either
- Microsoft's windows or Apple's MacOS X. There will no be compiled binaries
- for the coming month at very least (unless I receive donations of either
- compiled packages or computers equiped with the mentionned OSes).
.. index::
single: install;win32
@@ -91,6 +86,9 @@
If available, the executable can be run; this will install the package
in the default Python installation.
+At the time of writing, Microsoft Windows binaries are contributed
+by Laurent Oget (from Predictix) since version 2.0.0b1.
+
.. index::
single: install;source
Modified: rpy2/trunk/doc/source/robjects.rst
===================================================================
--- rpy2/trunk/doc/source/robjects.rst 2008-11-12 19:31:55 UTC (rev 691)
+++ rpy2/trunk/doc/source/robjects.rst 2008-11-12 19:53:08 UTC (rev 692)
@@ -119,10 +119,10 @@
The astute reader will quickly realize that R objects named
by python variables can
-be plugged into code through their string representation:
+be plugged into code through their `R` representation:
>>> x = robjects.r.rnorm(100)
->>> robjects.r('hist(%s, xlab="x", main="hist(x)")' %repr(x))
+>>> robjects.r('hist(%s, xlab="x", main="hist(x)")' %x.r_repr())
.. warning::
@@ -510,7 +510,7 @@
.. code-block:: python
- fit = robjects.r('lm(%s)' %repr(fmla))
+ fit = robjects.r('lm(%s)' %fmla.r_repr())
Mapping rpy2 objects to arbitrary python objects
Modified: rpy2/trunk/rpy/rinterface/__init__.py
===================================================================
--- rpy2/trunk/rpy/rinterface/__init__.py 2008-11-12 19:31:55 UTC (rev
691)
+++ rpy2/trunk/rpy/rinterface/__init__.py 2008-11-12 19:53:08 UTC (rev
692)
@@ -4,18 +4,36 @@
R_HOME = os.environ["R_HOME"]
except KeyError:
R_HOME = os.popen("R RHOME").readlines()
- if len(R_HOME) == 0:
+
+if len(R_HOME) == 0:
+ if sys.platform == 'win32':
+ try:
+ import win32api
+ import win32con
+ hkey = win32api.RegOpenKeyEx(win32con.HKEY_LOCAL_MACHINE,
+ "Software\\R-core\\R",
+ 0, win32con.KEY_QUERY_VALUE )
+ R_HOME = win32api.RegQueryValueEx(hkey, "InstallPath")[0]
+ win32api.RegCloseKey( hkey )
+ except:
+ raise RuntimeError(
+ "Unable to determine R version from the registery." +\
+ "Calling the command 'R RHOME' does not return anything.\n" +\
+ "This might be because R.exe is nowhere in your Path.")
+ else:
raise RuntimeError(
- "Calling the command 'R RHOME' does not return anything.\n" +\
- "This might be because R.exe is nowhere in your Path.")
- #Twist if 'R RHOME' spits out a warning
+ "R_HOME define, and no R command in the PATH."
+ )
+else:
+#Twist if 'R RHOME' spits out a warning
if R_HOME[0].startswith("WARNING"):
R_HOME = R_HOME[1]
else:
R_HOME = R_HOME[0]
- R_HOME = R_HOME.strip()
- os.environ['R_HOME'] = R_HOME
+ R_HOME = R_HOME.strip()
+os.environ['R_HOME'] = R_HOME
+
# Win32-specific code copied from RPy-1.x
if sys.platform == 'win32':
import win32api
@@ -35,8 +53,17 @@
win32api.LoadLibrary( Rlib )
+
+# cleanup the namespace
del(sys)
+del(os)
+try:
+ del(win32api)
+ del(win32con)
+except:
+ pass
+
from rpy2.rinterface.rinterface import *
class StrSexpVector(SexpVector):
Modified: rpy2/trunk/rpy/robjects/__init__.py
===================================================================
--- rpy2/trunk/rpy/robjects/__init__.py 2008-11-12 19:31:55 UTC (rev 691)
+++ rpy2/trunk/rpy/robjects/__init__.py 2008-11-12 19:53:08 UTC (rev 692)
@@ -134,7 +134,11 @@
s = str.join(os.linesep, s)
return s
- def __repr__(self):
+ def r_repr(self):
+ """ R string representation for an object.
+ This string representation can be used directed
+ in R code.
+ """
return repr_robject(self, linesep='\n')
def rclass(self):
Modified: rpy2/trunk/rpy/robjects/tests/testRObject.py
===================================================================
--- rpy2/trunk/rpy/robjects/tests/testRObject.py 2008-11-12 19:31:55 UTC
(rev 691)
+++ rpy2/trunk/rpy/robjects/tests/testRObject.py 2008-11-12 19:53:08 UTC
(rev 692)
@@ -18,9 +18,9 @@
del(ri_v)
self.assertEquals(rinterface.INTSXP, ro_v.typeof)
- def testRepr(self):
+ def testR_repr(self):
obj = robjects.baseNameSpaceEnv["pi"]
- s = obj.__repr__()
+ s = obj.r_repr()
self.assertTrue(s.startswith('3.14'))
Modified: rpy2/trunk/rpy/robjects/tests/testRobjects.py
===================================================================
--- rpy2/trunk/rpy/robjects/tests/testRobjects.py 2008-11-12 19:31:55 UTC
(rev 691)
+++ rpy2/trunk/rpy/robjects/tests/testRobjects.py 2008-11-12 19:53:08 UTC
(rev 692)
@@ -30,7 +30,7 @@
def testEval(self):
# vector long enough to span across more than one line
x = robjects.baseNameSpaceEnv['seq'](1, 50, 2)
- res = robjects.r('sum(%s)' %repr(x))
+ res = robjects.r('sum(%s)' %x.r_repr())
self.assertEquals(625, res[0])
class MappingTestCase(unittest.TestCase):
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