Merge pull request #252 from mnishz/if_pyth_for_Vim_8.1

Update if_pyth from Vim 8.0 to 8.1

Author: h-east

doc/if_pyth.jax

@@ -1,4 +1,4 @@
-*if_pyth.txt*   For Vim バージョン 8.0.  Last change: 2017 Mar 09
+*if_pyth.txt*   For Vim バージョン 8.1.  Last change: 2018 Jan 30
 
 
 		  VIMリファレンスマニュアル    by Paul Moore
@@ -703,6 +703,8 @@ vim.Function オブジェクト			*python-Function*
 使って Python の式を評価して、その値を Vim script に渡すことができます。
 |pyxeval()| も使用可能です。
 
+Python での "None" は v:none に変換されます。
+
 ==============================================================================
 9. 動的ローディング					*python-dynamic*
 
@@ -724,7 +726,7 @@ WindowsでPythonインターフェイスを使うには、PythonのDLLが検索
 
 DLLの名前はVimをコンパイルした時のPythonのバージョンに一致しなければなりませ
 ん。現在その名前は "python27.dll" です。これはPython 2.7用です。これは
-'pythondll' の既定値です。Python 3の場合はpython35.dll (Python3.5)です。これを
+'pythondll' の既定値です。Python 3の場合はpython36.dll (Python3.6)です。これを
 確かめるには、"gvim.exe" を開き、"python\d*.dll\c" を検索してください。
 
 
@@ -797,7 +799,8 @@ Python 内で SystemExit 例外を発生させても Vim は終了しない。
 >
 	if has('python')
 	  echo 'there is Python 2.x'
-  	elseif has('python3')
+	endif
+	if has('python3')
 	  echo 'there is Python 3.x'
 	endif
 
@@ -806,6 +809,24 @@ Note: Python の 2 と 3 の両方が利用可能で、Python が動的ロード
 ロードできるのがどちらか一方だけだった場合、Python の 2 と 3 のどちらが利用で
 きるか調べるだけで、もう一方は利用できなくなります。
 
+この動的ライブラリのローディングを防ぐためには、単に Vim が Python をサポート
+した状態でコンパイルされているかどうかを確認します: >
+	if has('python_compiled')
+	  echo 'compiled with Python 2.x support'
+	  if has('python_dynamic')
+	    echo 'Python 2.x dynamically loaded'
+	  endif
+	endif
+	if has('python3_compiled')
+	  echo 'compiled with Python 3.x support'
+	  if has('python3_dynamic')
+	    echo 'Python 3.x dynamically loaded'
+	  endif
+	endif
+
+実行時ライブラリが見つからなかった場合は Python の動的ローディングは失敗します
+が、このコードは正しくロードされたかどうかを表示することにもなります。
+
 ==============================================================================
 11. Python X						*python_x* *pythonx*
 

en/if_pyth.txt

@@ -1,4 +1,4 @@
-*if_pyth.txt*   For Vim version 8.0.  Last change: 2017 Mar 09
+*if_pyth.txt*   For Vim version 8.1.  Last change: 2018 Jan 30
 
 
 		  VIM REFERENCE MANUAL    by Paul Moore
@@ -715,6 +715,8 @@ To facilitate bi-directional interface, you can use |pyeval()| and |py3eval()|
 functions to evaluate Python expressions and pass their values to Vim script.
 |pyxeval()| is also available.
 
+The Python value "None" is converted to v:none.
+
 ==============================================================================
 9. Dynamic loading					*python-dynamic*
 
@@ -734,8 +736,8 @@ or 'pythonthreedll' option can be also used to specify the Python DLL.
 
 The name of the DLL should match the Python version Vim was compiled with.
 Currently the name for Python 2 is "python27.dll", that is for Python 2.7.
-That is the default value for 'pythondll'.  For Python 3 it is python35.dll
-(Python 3.5).  To know for sure edit "gvim.exe" and search for
+That is the default value for 'pythondll'.  For Python 3 it is python36.dll
+(Python 3.6).  To know for sure edit "gvim.exe" and search for
 "python\d*.dll\c".
 
 
@@ -807,7 +809,8 @@ Raising SystemExit exception in python isn't endorsed way to quit vim, use: >
 You can test what Python version is available with: >
 	if has('python')
 	  echo 'there is Python 2.x'
-  	elseif has('python3')
+	endif
+  	if has('python3')
 	  echo 'there is Python 3.x'
 	endif
 
@@ -816,6 +819,24 @@ dynamically, these has() calls will try to load them.  If only one can be
 loaded at a time, just checking if Python 2 or 3 are available will prevent
 the other one from being available.
 
+To avoid loading the dynamic library, only check if Vim was compiled with
+python support: >
+	if has('python_compiled')
+	  echo 'compiled with Python 2.x support'
+	  if has('python_dynamic')
+	    echo 'Python 2.x dynamically loaded'
+	  endif
+	endif
+  	if has('python3_compiled')
+	  echo 'compiled with Python 3.x support'
+	  if has('python3_dynamic')
+	    echo 'Python 3.x dynamically loaded'
+	  endif
+	endif
+
+This also tells you whether Python is dynamically loaded, which will fail if
+the runtime library cannot be found.
+
 ==============================================================================
 11. Python X						*python_x* *pythonx*
 
@@ -894,10 +915,10 @@ On Ubuntu you will want to install these packages for Python 2:
 	python-dev
 For Python 3:
 	python3
-	pytyon3-dev
+	python3-dev
 For Python 3.6:
 	python3.6
-	pytyon3.6-dev
+	python3.6-dev
 
 If you have more than one version of Python 3, you need to link python3 to the
 one you prefer, before running configure.