updated for version 7.3.911

Problem:    Python: Access to Vim variables is not so easy.
Solution:   Define vim.vars and vim.vvars. (ZyX)

runtime/doc/if_pyth.txt

@@ -237,6 +237,11 @@ vim.current						*python-current*
 	"current range".  A range is a bit like a buffer, but with all access
 	restricted to a subset of lines.  See |python-range| for more details.
 
+vim.vars						*python-vars*
+vim.vvars						*python-vvars*
+	Dictionary-like objects holding dictionaries with global (|g:|) and 
+	vim (|v:|) variables respectively. Identical to `vim.bindeval("g:")`, 
+	but faster.
 
 Output from Python					*python-output*
 	Vim displays all Python code output in the Vim message area.  Normal
@@ -307,6 +312,7 @@ Examples (assume b is the current buffer) >
 	:py n = len(b)			# number of lines
 	:py (row,col) = b.mark('a')	# named mark
 	:py r = b.range(1,5)		# a sub-range of the buffer
+	:py b.vars["foo"] = "bar"	# assign b:foo variable
 
 ==============================================================================
 4. Range objects					*python-range*
@@ -354,6 +360,9 @@ Window attributes are:
 				This is a tuple, (row,col).
 	height (read-write)	The window height, in rows
 	width (read-write)	The window width, in columns
+	vars (read-only)	The window |w:| variables. Attribute is 
+				unassignable, but you can change window 
+				variables this way
 The height attribute is writable only if the screen is split horizontally.
 The width attribute is writable only if the screen is split vertically.
 

src/eval.c

@@ -113,12 +113,7 @@ static char *e_letwrong = N_("E734: Wrong variable type for %s=");
 static char *e_nofunc = N_("E130: Unknown function: %s");
 static char *e_illvar = N_("E461: Illegal variable name: %s");
 
-/*
+static dictitem_T	globvars_var;		/* variable used for g: */
- * All user-defined global variables are stored in dictionary "globvardict".
- * "globvars_var" is the variable that is used for "g:".
- */
-static dict_T		globvardict;
-static dictitem_T	globvars_var;
 #define globvarht globvardict.dv_hashtab
 
 /*
@@ -370,12 +365,7 @@ static struct vimvar
 #define vv_list		vv_di.di_tv.vval.v_list
 #define vv_tv		vv_di.di_tv
 
-/*
+static dictitem_T	vimvars_var;		/* variable used for v: */
- * The v: variables are stored in dictionary "vimvardict".
- * "vimvars_var" is the variable that is used for the "l:" scope.
- */
-static dict_T		vimvardict;
-static dictitem_T	vimvars_var;
 #define vimvarht  vimvardict.dv_hashtab
 
 static void prepare_vimvar __ARGS((int idx, typval_T *save_tv));

src/globals.h

@@ -180,6 +180,8 @@ EXTERN int	emsg_skip INIT(= 0);	    /* don't display errors for
 EXTERN int	emsg_severe INIT(= FALSE);   /* use message of next of several
 					       emsg() calls for throw */
 EXTERN int	did_endif INIT(= FALSE);    /* just had ":endif" */
+EXTERN dict_T	vimvardict;		    /* Dictionary with v: variables */
+EXTERN dict_T	globvardict;		    /* Dictionary with g: variables */
 #endif
 EXTERN int	did_emsg;		    /* set by emsg() when the message
 					       is displayed or thrown */

src/if_py_both.h

@@ -1532,8 +1532,10 @@ WindowAttr(WindowObject *this, char *name)
     else if (strcmp(name, "width") == 0)
 	return Py_BuildValue("l", (long)(W_WIDTH(this->win)));
 #endif
+    else if (strcmp(name, "vars") == 0)
+	return DictionaryNew(this->win->w_vars);
     else if (strcmp(name,"__members__") == 0)
-	return Py_BuildValue("[sss]", "buffer", "cursor", "height");
+	return Py_BuildValue("[ssss]", "buffer", "cursor", "height", "vars");
     else
 	return NULL;
 }
@@ -2495,8 +2497,10 @@ BufferAttr(BufferObject *this, char *name)
 	return Py_BuildValue("s", this->buf->b_ffname);
     else if (strcmp(name, "number") == 0)
 	return Py_BuildValue(Py_ssize_t_fmt, this->buf->b_fnum);
+    else if (strcmp(name, "vars") == 0)
+	return DictionaryNew(this->buf->b_vars);
     else if (strcmp(name,"__members__") == 0)
-	return Py_BuildValue("[ss]", "name", "number");
+	return Py_BuildValue("[sss]", "name", "number", "vars");
     else
 	return NULL;
 }

src/if_python.c

@@ -1330,6 +1330,7 @@ PythonMod_Init(void)
 {
     PyObject *mod;
     PyObject *dict;
+    PyObject *tmp;
     /* The special value is removed from sys.path in Python_Init(). */
     static char *(argv[2]) = {"/must>not&exist/foo", NULL};
 
@@ -1353,6 +1354,12 @@ PythonMod_Init(void)
     PyDict_SetItemString(dict, "buffers", (PyObject *)(void *)&TheBufferList);
     PyDict_SetItemString(dict, "current", (PyObject *)(void *)&TheCurrent);
     PyDict_SetItemString(dict, "windows", (PyObject *)(void *)&TheWindowList);
+    tmp = DictionaryNew(&globvardict);
+    PyDict_SetItemString(dict, "vars",    tmp);
+    Py_DECREF(tmp);
+    tmp = DictionaryNew(&vimvardict);
+    PyDict_SetItemString(dict, "vvars",   tmp);
+    Py_DECREF(tmp);
     PyDict_SetItemString(dict, "VAR_LOCKED",    PyInt_FromLong(VAR_LOCKED));
     PyDict_SetItemString(dict, "VAR_FIXED",     PyInt_FromLong(VAR_FIXED));
     PyDict_SetItemString(dict, "VAR_SCOPE",     PyInt_FromLong(VAR_SCOPE));

src/if_python3.c

@@ -1647,6 +1647,9 @@ Py3Init_vim(void)
     Py_INCREF((PyObject *)(void *)&TheWindowList);
     PyModule_AddObject(mod, "windows", (PyObject *)(void *)&TheWindowList);
 
+    PyModule_AddObject(mod, "vars", DictionaryNew(&globvardict));
+    PyModule_AddObject(mod, "vvars", DictionaryNew(&vimvardict));
+
 #define ADD_INT_CONSTANT(name, value) \
     tmp = PyLong_FromLong(value); \
     Py_INCREF(tmp); \

src/testdir/test86.in

@@ -346,6 +346,19 @@ EOF
 :$put =string(pyeval('l'))
 :py l = ll[-10:10]
 :$put =string(pyeval('l'))
+:"
+:" Vars
+:let g:foo = 'bac'
+:let w:abc = 'def'
+:let b:baz = 'bar'
+:try
+:  throw "Abc"
+:catch
+:  put =pyeval('vim.vvars[''exception'']')
+:endtry
+:put =pyeval('vim.vars[''foo'']')
+:put =pyeval('vim.current.window.vars[''abc'']')
+:put =pyeval('vim.current.buffer.vars[''baz'']')
 :endfun
 :"
 :call Test()

src/testdir/test86.ok

@@ -76,3 +76,7 @@ vim:	Vim(let):E859:
 [0, 1, 2, 3, 4, 5]
 [0, 1, 2, 3, 4, 5]
 [0, 1, 2, 3, 4, 5]
+Abc
+bac
+def
+bar

src/testdir/test87.in

@@ -315,6 +315,19 @@ EOF
 :py3 trace_main()
 :py3 sys.settrace(None)
 :$put =string(l)
+:"
+:" Vars
+:let g:foo = 'bac'
+:let w:abc = 'def'
+:let b:baz = 'bar'
+:try
+:  throw "Abc"
+:catch
+:  put =py3eval('vim.vvars[''exception'']')
+:endtry
+:put =py3eval('vim.vars[''foo'']')
+:put =py3eval('vim.current.window.vars[''abc'']')
+:put =py3eval('vim.current.buffer.vars[''baz'']')
 :endfun
 :"
 :call Test()

src/testdir/test87.ok

@@ -65,3 +65,7 @@ undefined_name:	Vim(let):Trace
 vim:	Vim(let):E861:
 [1]
 [1, 10, 11, 10, 11, 10, 11, 10, 11, 10, 11, 10, 1]
+Abc
+bac
+def
+bar

src/version.c

@@ -728,6 +728,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    911,
 /**/
     910,
 /**/