From 0b4a7f1aa3ee54bc32c4bd82f4640f09dfa36b70 Mon Sep 17 00:00:00 2001
From: tianshuo78520a <707759223@qq.com>
Date: Wed, 16 Jun 2021 17:26:08 +0800
Subject: [PATCH] del python2 code (#33556)

---
 CMakeLists.txt                      | 2 +-
 python/requirements.txt             | 3 +--
 python/unittest_py/requirements.txt | 6 ++----
 tools/count_api_without_core_ops.py | 5 +----
 tools/print_signatures.py           | 7 ++-----
 tools/sampcd_processor.py           | 2 +-
 6 files changed, 8 insertions(+), 17 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 250907a020c..f0089f2a565 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -216,7 +216,7 @@ option(WITH_STRIP       "Strip so files of Whl packages"         OFF)
 
 # PY_VERSION
 if(NOT PY_VERSION)
-  set(PY_VERSION 2.7)
+  set(PY_VERSION 3.7)
 endif()
 set(PYBIND11_PYTHON_VERSION ${PY_VERSION})
 
diff --git a/python/requirements.txt b/python/requirements.txt
index 609a4b34e8f..31523e90506 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -1,5 +1,4 @@
 requests>=2.20.0
-numpy>=1.13, <=1.16.4 ; python_version<"3.5"
 numpy>=1.13 ; python_version>="3.5" and platform_system != "Windows"
 numpy>=1.13, <=1.19.3 ; python_version>="3.5" and platform_system == "Windows"
 protobuf>=3.1.0
@@ -7,5 +6,5 @@ gast>=0.3.3 ; platform_system != "Windows"
 gast==0.3.3 ; platform_system == "Windows"
 Pillow
 six
-decorator==4.4.2
+decorator
 astor
diff --git a/python/unittest_py/requirements.txt b/python/unittest_py/requirements.txt
index 752f3545c69..8fd1be69a3d 100644
--- a/python/unittest_py/requirements.txt
+++ b/python/unittest_py/requirements.txt
@@ -4,10 +4,8 @@ pycrypto ; platform_system != "Windows"
 mock
 gym
 opencv-python<=4.2.0.32
-visualdl ; python_version>="3.5"
+visualdl
 paddle2onnx>=0.4
-scipy>=0.19.0, <=1.2.1 ; python_version<"3.5"
-scipy<=1.3.1 ; python_version=="3.5"
-scipy ; python_version>"3.5"
+scipy
 prettytable
 distro
diff --git a/tools/count_api_without_core_ops.py b/tools/count_api_without_core_ops.py
index 664b94a059f..7af597600e0 100644
--- a/tools/count_api_without_core_ops.py
+++ b/tools/count_api_without_core_ops.py
@@ -37,10 +37,7 @@ omitted_list = [
 def md5(doc):
     try:
         hashinst = hashlib.md5()
-        if platform.python_version()[0] == "2":
-            hashinst.update(str(doc))
-        else:
-            hashinst.update(str(doc).encode('utf-8'))
+        hashinst.update(str(doc).encode('utf-8'))
         md5sum = hashinst.hexdigest()
     except UnicodeDecodeError as e:
         md5sum = None
diff --git a/tools/print_signatures.py b/tools/print_signatures.py
index 3fa9e9b782c..a63343782a0 100644
--- a/tools/print_signatures.py
+++ b/tools/print_signatures.py
@@ -50,10 +50,7 @@ console.setFormatter(
 def md5(doc):
     try:
         hashinst = hashlib.md5()
-        if platform.python_version()[0] == "2":
-            hashinst.update(str(doc))
-        else:
-            hashinst.update(str(doc).encode('utf-8'))
+        hashinst.update(str(doc).encode('utf-8'))
         md5sum = hashinst.hexdigest()
     except UnicodeDecodeError as e:
         md5sum = None
@@ -156,7 +153,7 @@ def visit_member(parent_name, member, member_name=None):
 
 
 def is_primitive(instance):
-    int_types = (int, long) if platform.python_version()[0] == "2" else (int, )
+    int_types = (int, )
     pritimitive_types = int_types + (float, str)
     if isinstance(instance, pritimitive_types):
         return True
diff --git a/tools/sampcd_processor.py b/tools/sampcd_processor.py
index 0ac6c929c5d..07f112a5614 100644
--- a/tools/sampcd_processor.py
+++ b/tools/sampcd_processor.py
@@ -390,7 +390,7 @@ def execute_samplecode(tfname):
     """
     result = True
     msg = None
-    if platform.python_version()[0] in ["2", "3"]:
+    if platform.python_version()[0] in ["3"]:
         cmd = [sys.executable, tfname]
     else:
         logger.error("Error: fail to parse python version!")
-- 
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