Do support underscore in numbers, pep515 (py3.6)

MarSoft · MarSoft · commit 1b30f1f546b0 · 2017-01-23T04:50:44.000+03:00
diff --git a/syntax/python.vim b/syntax/python.vim
@@ -250,16 +250,16 @@ endif
 " Numbers {{{
 " ===========
 
-    syn match   pythonHexError  "\<0[xX]\x*[g-zG-Z]\x*[lL]\=\>" display
-    syn match   pythonHexNumber "\<0[xX]\x\+[lL]\=\>" display
-    syn match   pythonOctNumber "\<0[oO]\o\+[lL]\=\>" display
-    syn match   pythonBinNumber "\<0[bB][01]\+[lL]\=\>" display
-    syn match   pythonNumber    "\<\d\+[lLjJ]\=\>" display
-    syn match   pythonFloat "\.\d\+\([eE][+-]\=\d\+\)\=[jJ]\=\>" display
-    syn match   pythonFloat "\<\d\+[eE][+-]\=\d\+[jJ]\=\>" display
-    syn match   pythonFloat "\<\d\+\.\d*\([eE][+-]\=\d\+\)\=[jJ]\=" display
-    syn match   pythonOctError  "\<0[oO]\=\o*[8-9]\d*[lL]\=\>" display
-    syn match   pythonBinError  "\<0[bB][01]*[2-9]\d*[lL]\=\>" display
+    syn match   pythonHexError  "\<0[xX][0-9a-fA-F_]*[g-zG-Z][0-9a-fA-F_]*[lL]\=\>" display
+    syn match   pythonHexNumber "\<0[xX][0-9a-fA-F_]\+[lL]\=\>" display
+    syn match   pythonOctNumber "\<0[oO][0-7_]\+[lL]\=\>" display
+    syn match   pythonBinNumber "\<0[bB][01_]\+[lL]\=\>" display
+    syn match   pythonNumber    "\<[0-9_]\+[lLjJ]\=\>" display
+    syn match   pythonFloat "\.[0-9_]\+\([eE][+-]\=[0-9_]\+\)\=[jJ]\=\>" display
+    syn match   pythonFloat "\<[0-9_]\+[eE][+-]\=[0-9_]\+[jJ]\=\>" display
+    syn match   pythonFloat "\<[0-9_]\+\.[0-9_]*\([eE][+-]\=[0-9_]\+\)\=[jJ]\=" display
+    syn match   pythonOctError  "\<0[oO]\=[0-7_]*[8-9][0-9_]*[lL]\=\>" display
+    syn match   pythonBinError  "\<0[bB][01_]*[2-9][0-9_]*[lL]\=\>" display
 
 " }}}
 
