saintbyte
diff --git a/‎telegram/inputfile.py‎
Lines changed: 3 additions & 5 deletions b/‎telegram/inputfile.py‎
Lines changed: 3 additions & 5 deletions
diff --git a/‎tests/test_bot.py‎
Lines changed: 10 additions & 0 deletions b/‎tests/test_bot.py‎
Lines changed: 10 additions & 0 deletions
@@ -23,7 +23,6 @@
 try:
     from email.generator import _make_boundary as choose_boundary
     from urllib.request import urlopen
-    from io import BufferedReader as file
 except ImportError:
     from mimetools import choose_boundary
     from urllib2 import urlopen
@@ -76,13 +75,12 @@ def __init__(self,
         else:
             from_url = False
 
-        if isinstance(self.input_file, file) or from_url:
+        if hasattr(self.input_file, 'read') or from_url:
             self.filename = None
             self.input_file_content = self.input_file.read()
             if 'filename' in data:
                 self.filename = self.data.pop('filename')
-            elif isinstance(self.input_file, file) and \
-                    hasattr(self.input_file, 'name'):
+            elif hasattr(self.input_file, 'name'):
                 self.filename = os.path.basename(self.input_file.name)
             elif from_url:
                 self.filename = os.path.basename(self.input_file.url) \
@@ -198,7 +196,7 @@ def is_inputfile(data):
             if file_type:
                 file_content = data[file_type[0]]
 
-                return isinstance(file_content, file) or str(
+                return hasattr(file_content, 'read') or str(
                     file_content).startswith('http')
 
         return False
@@ -152,6 +152,16 @@ def testSendGIFURLPhoto(self):
         self.assertTrue(self.is_json(message.to_json()))
         self.assertEqual(message.photo[0].file_size, 684)
 
+    @flaky(3, 1)
+    @timeout(10)
+    def testSendBufferedReaderPhoto(self):
+        photo = open('tests/data/telegram.png', 'rb')
+        message = self._bot.sendPhoto(photo=photo,
+                                      chat_id=self._chat_id)
+
+        self.assertTrue(self.is_json(message.to_json()))
+        self.assertEqual(message.photo[0].file_size, 1451)
+
     @flaky(3, 1)
     @timeout(10)
     def testSendChatAction(self):