update

lib/support/telepot2/aio/hack.py

@@ -0,0 +1,36 @@
+try:
+    import aiohttp
+    from urllib.parse import quote
+
+    def content_disposition_header(disptype, quote_fields=True, **params):
+        if not disptype or not (aiohttp.helpers.TOKEN > set(disptype)):
+            raise ValueError('bad content disposition type {!r}'
+                             ''.format(disptype))
+
+        value = disptype
+        if params:
+            lparams = []
+            for key, val in params.items():
+                if not key or not (aiohttp.helpers.TOKEN > set(key)):
+                    raise ValueError('bad content disposition parameter'
+                                     ' {!r}={!r}'.format(key, val))
+
+                ###### Do not encode filename
+                if key == 'filename':
+                    qval = val
+                else:
+                    qval = quote(val, '') if quote_fields else val
+
+                lparams.append((key, '"%s"' % qval))
+
+            sparams = '; '.join('='.join(pair) for pair in lparams)
+            value = '; '.join((value, sparams))
+        return value
+
+    # Override original version
+    aiohttp.payload.content_disposition_header = content_disposition_header
+
+# In case aiohttp changes and this hack no longer works, I don't want it to
+# bog down the entire library.
+except (ImportError, AttributeError):
+    pass