Fix warning；add logger case (aliyun#188)

* fix warning
* add logger case
* Update logger_test.py

Author: wallisyan

aliyun-python-sdk-core/aliyunsdkcore/vendored/requests/packages/urllib3/packages/socks.py

@@ -55,7 +55,10 @@
 """
 
 from base64 import b64encode
-from collections import Callable
+try:
+    from collections.abc import Callable
+except ImportError:
+    from collections import Callable
 from errno import EOPNOTSUPP, EINVAL, EAGAIN
 import functools
 from io import BytesIO

python-sdk-functional-test/logger_test.py

@@ -0,0 +1,32 @@
+# encoding:utf-8
+import logging
+import os
+import tempfile
+
+import mock
+from base import SDKTestBase
+
+
+class LoggerTest(SDKTestBase):
+
+    def test_file_logger(self):
+        tempdir = tempfile.mkdtemp()
+        temp_file = os.path.join(tempdir, 'file_logger')
+        self.client.set_file_logger(log_level=logging.DEBUG, path=temp_file)
+        from aliyunsdkecs.request.v20140526.DescribeRegionsRequest import DescribeRegionsRequest
+        request = DescribeRegionsRequest()
+        self.client.do_action_with_exception(request)
+        self.assertTrue(os.path.isfile(temp_file))
+        with open(temp_file) as logfile:
+            s = logfile.read()
+        self.assertTrue('aliyunsdkcore.client DEBUG Request received.' in s)
+
+    @mock.patch('logging.getLogger')
+    @mock.patch('logging.StreamHandler')
+    @mock.patch('logging.Formatter')
+    def test_stream_logger(self, formatter, handler, get_logger):
+        self.client.set_stream_logger(logger_name='foo.bar', log_level=40, format_string='foo')
+        get_logger.assert_called_with('foo.bar')
+        get_logger.return_value.setLevel.assert_called_with(logging.ERROR)
+        formatter.assert_called_with('foo')
+