From 4eb4b2bd36699889a3c5a3b5af7e856d359de9a2 Mon Sep 17 00:00:00 2001
From: MITSUNARI Shigeo <herumi@nifty.com>
Date: Wed, 10 Mar 2021 16:32:45 +0900
Subject: [PATCH 1/3] [python] add makefile

---
 ffi/python/Makefile  | 9 +++++++++
 ffi/python/readme.md | 7 +++++++
 ffi/python/she.py    | 2 ++
 3 files changed, 18 insertions(+)
 create mode 100644 ffi/python/Makefile
 create mode 100644 ffi/python/readme.md

diff --git a/ffi/python/Makefile b/ffi/python/Makefile
new file mode 100644
index 0000000..1b4846f
--- /dev/null
+++ b/ffi/python/Makefile
@@ -0,0 +1,9 @@
+include ../../common.mk
+
+SHE384_256_SLIB=libmclshe384_256.$(LIB_SUF)
+
+she_test: ../../lib/$(SHE384_256_SLIB)
+	env LD_LIBRARY_PATH=../../lib python3 she.py
+
+../../lib/$(SHE384_256_SLIB):
+	make -C ../../ lib/$(SHE384_256_SLIB)
diff --git a/ffi/python/readme.md b/ffi/python/readme.md
new file mode 100644
index 0000000..48479d1
--- /dev/null
+++ b/ffi/python/readme.md
@@ -0,0 +1,7 @@
+# sample for Python
+
+## SHE
+
+```
+make test_she
+```
diff --git a/ffi/python/she.py b/ffi/python/she.py
index 4234a67..538515f 100644
--- a/ffi/python/she.py
+++ b/ffi/python/she.py
@@ -1,6 +1,7 @@
 import os
 import platform
 from ctypes import *
+#from ctypes.util import find_library
 
 BN254 = 0
 BLS12_381 = 5
@@ -34,6 +35,7 @@ def init(curveType=BN254):
 		libName = 'mclshe384_256.dll'
 	else:
 		raise RuntimeError("not support yet", name)
+#	lib = cdll.LoadLibrary(find_library(libName))
 	lib = cdll.LoadLibrary(libName)
 	ret = lib.sheInit(curveType, MCLBN_COMPILED_TIME_VAR)
 	if ret != 0:

From 317934bdfb885265f9de1a9b829ecc2e016d250a Mon Sep 17 00:00:00 2001
From: MITSUNARI Shigeo <herumi@nifty.com>
Date: Wed, 10 Mar 2021 16:39:02 +0900
Subject: [PATCH 2/3] fix test

---
 ffi/python/Makefile  | 2 +-
 ffi/python/readme.md | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/ffi/python/Makefile b/ffi/python/Makefile
index 1b4846f..9d46068 100644
--- a/ffi/python/Makefile
+++ b/ffi/python/Makefile
@@ -3,7 +3,7 @@ include ../../common.mk
 SHE384_256_SLIB=libmclshe384_256.$(LIB_SUF)
 
 she_test: ../../lib/$(SHE384_256_SLIB)
-	env LD_LIBRARY_PATH=../../lib python3 she.py
+	cd ../../lib && python3 ../ffi/python/she.py
 
 ../../lib/$(SHE384_256_SLIB):
 	make -C ../../ lib/$(SHE384_256_SLIB)
diff --git a/ffi/python/readme.md b/ffi/python/readme.md
index 48479d1..7f102bd 100644
--- a/ffi/python/readme.md
+++ b/ffi/python/readme.md
@@ -3,5 +3,5 @@
 ## SHE
 
 ```
-make test_she
+make she_test
 ```

From e6cc4025e1908bf75fcd469f3dbd95d6db289fc3 Mon Sep 17 00:00:00 2001
From: MITSUNARI Shigeo <herumi@nifty.com>
Date: Wed, 10 Mar 2021 16:43:09 +0900
Subject: [PATCH 3/3] [python] LD_LIBRARY_PATH is necessary for linux

---
 ffi/python/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ffi/python/Makefile b/ffi/python/Makefile
index 9d46068..85d4797 100644
--- a/ffi/python/Makefile
+++ b/ffi/python/Makefile
@@ -3,7 +3,7 @@ include ../../common.mk
 SHE384_256_SLIB=libmclshe384_256.$(LIB_SUF)
 
 she_test: ../../lib/$(SHE384_256_SLIB)
-	cd ../../lib && python3 ../ffi/python/she.py
+	cd ../../lib && env LD_LIBRARY_PATH=./ python3 ../ffi/python/she.py
 
 ../../lib/$(SHE384_256_SLIB):
 	make -C ../../ lib/$(SHE384_256_SLIB)