diff --git a/src/testdir/check.vim b/src/testdir/check.vim
index efb273b..2a45997 100644
--- a/src/testdir/check.vim
+++ b/src/testdir/check.vim
@@ -52,6 +52,14 @@
   endif
 endfunc
 
+" Command to check for the presence of python.  Argument should have been
+" obtained with PythonProg()
+func CheckPython(name)
+  if a:name == ''
+    throw 'Skipped: python command not available'
+  endif
+endfunc
+
 " Command to check for running on MS-Windows
 command CheckMSWindows call CheckMSWindows()
 func CheckMSWindows()
diff --git a/src/testdir/test_terminal.vim b/src/testdir/test_terminal.vim
index d682a19..49bce73 100644
--- a/src/testdir/test_terminal.vim
+++ b/src/testdir/test_terminal.vim
@@ -715,10 +715,10 @@
 endfunc
 
 func Test_terminal_eof_arg()
-  CheckExecutable python
+  call CheckPython(s:python)
 
   call setline(1, ['print("hello")'])
-  1term ++eof=exit(123) python
+  exe '1term ++eof=exit(123) ' .. s:python
   " MS-Windows echoes the input, Unix doesn't.
   if has('win32')
     call WaitFor({-> getline('$') =~ 'exit(123)'})
@@ -733,22 +733,22 @@
 
 func Test_terminal_eof_arg_win32_ctrl_z()
   CheckMSWindows
-  CheckExecutable python
+  call CheckPython(s:python)
 
   call setline(1, ['print("hello")'])
-  1term ++eof=<C-Z> python
+  exe '1term ++eof=<C-Z> ' .. s:python
   call WaitForAssert({-> assert_match('\^Z', getline(line('$') - 1))})
   call assert_match('\^Z', getline(line('$') - 1))
   %bwipe!
 endfunc
 
 func Test_terminal_duplicate_eof_arg()
-  CheckExecutable python
+  call CheckPython(s:python)
 
   " Check the last specified ++eof arg is used and should not memory leak.
   new
   call setline(1, ['print("hello")'])
-  1term ++eof=<C-Z> ++eof=exit(123) python
+  exe '1term ++eof=<C-Z> ++eof=exit(123) ' .. s:python
   " MS-Windows echoes the input, Unix doesn't.
   if has('win32')
     call WaitFor({-> getline('$') =~ 'exit(123)'})
@@ -1571,9 +1571,8 @@
 endfunc
 
 func Test_terminal_ansicolors_default()
-  if !exists('*term_getansicolors')
-    throw 'Skipped: term_getansicolors() not supported'
-  endif
+  CheckFunction term_getansicolors
+
   let colors = [
 	\ '#000000', '#e00000',
 	\ '#00e000', '#e0e000',
@@ -1606,9 +1605,8 @@
 
 func Test_terminal_ansicolors_global()
   CheckFeature termguicolors
-  if !exists('*term_getansicolors')
-    throw 'Skipped: term_getansicolors() not supported'
-  endif
+  CheckFunction term_getansicolors
+
   let g:terminal_ansi_colors = reverse(copy(s:test_colors))
   let buf = Run_shell_in_terminal({})
   call assert_equal(g:terminal_ansi_colors, term_getansicolors(buf))
@@ -1621,9 +1619,8 @@
 
 func Test_terminal_ansicolors_func()
   CheckFeature termguicolors
-  if !exists('*term_getansicolors')
-    throw 'Skipped: term_getansicolors() not supported'
-  endif
+  CheckFunction term_getansicolors
+
   let g:terminal_ansi_colors = reverse(copy(s:test_colors))
   let buf = Run_shell_in_terminal({'ansi_colors': s:test_colors})
   call assert_equal(s:test_colors, term_getansicolors(buf))
@@ -2588,6 +2585,7 @@
 endfunc
 
 func Test_term_nasty_callback()
+  CheckExecutable sh
   func OpenTerms()
     set hidden
     let g:buf0 = term_start('sh', #{hidden: 1})
diff --git a/src/version.c b/src/version.c
index 6f83857..a04f4b3 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    665,
+/**/
     664,
 /**/
     663,