Make test scripts be compatible with python3

Signed-off-by: HyukWoo Park <hyukwoo.park@samsung.com>

.github/workflows/es-actions.yml

@@ -16,9 +16,6 @@ jobs:
     - uses: actions/checkout@v3
       with:
         submodules: true
-    - uses: actions/setup-python@v4
-      with:
-        python-version: '2.7'
     - name: Install Packages
       run: |
         sudo add-apt-repository "deb http://mirrors.kernel.org/ubuntu/ focal main universe"

tools/check_tidy.py

@@ -14,8 +14,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from __future__ import print_function
-
 import os
 import subprocess
 import sys
@@ -69,7 +67,7 @@ def check_tidy(src_dir, update, clang_format, stats):
             formatted = subprocess.check_output([clang_format, '-style=file', file])
 
             if update:
-                with open(file, 'w') as f:
+                with open(file, 'wb') as f:
                     f.write(formatted)
 
             stats.files += 1
@@ -90,7 +88,7 @@ def check_tidy(src_dir, update, clang_format, stats):
                 if not line.strip():
                     stats.empty_lines += 1
 
-            diff = list(unified_diff(original, formatted.splitlines(True)))
+            diff = list(unified_diff(original, formatted.decode('utf-8').splitlines(True)))
             if diff:
                 report_error('format error')
                 for diffline in diff:

tools/test/test262/make_excludelist.py

@@ -71,16 +71,16 @@ def run_all_test262(engine, arch):
     if not out:
         raise Exception('test262 run with empty exclude list returns no result')
 
-    return out
+    return out.decode('utf-8')
 
 def front_template():
     template_file = open(join(SCRIPT_SOURCE_DIR, 'template.xml'), 'r')
-    template = template_file.read()
+    template = str(template_file.read())
     template_file.close()
     return template
 
 def rear_template():
-    return '</excludeList>'
+    return str('</excludeList>')
 
 def main():
     parser = ArgumentParser()
@@ -128,8 +128,8 @@ def main():
             out_file.write(item)
         out_file.write(rear_template())
 
-    numstat = subprocess.check_output(["git", "diff", "--numstat", DEFAULT_EXCLUDE_LIST]).split("\t")
-    lines = sorted(re.findall(r'^[+|-][^+|-].*', subprocess.check_output(["git", "diff", "--unified=0", DEFAULT_EXCLUDE_LIST]), re.MULTILINE), key=lambda x:x[:1])
+    numstat = subprocess.check_output(["git", "diff", "--numstat", DEFAULT_EXCLUDE_LIST]).decode('utf-8').split("\t")
+    lines = sorted(re.findall(r'^[+|-][^+|-].*', subprocess.check_output(["git", "diff", "--unified=0", DEFAULT_EXCLUDE_LIST]).decode('utf-8'), re.MULTILINE), key=lambda x:x[:1])
 
     for i in lines:
         if i[0] == "+":