Auto formatting using black

1 files changed, 25 insertions, 19 deletions

diff --git a/dummyserver/proxy.py b/dummyserver/proxy.py
index 907dd074..7429d441 100755
--- a/dummyserver/proxy.py
+++ b/dummyserver/proxy.py
@@ -34,25 +34,30 @@ import tornado.iostream
 import tornado.web
 import tornado.httpclient
 
-__all__ = ['ProxyHandler', 'run_proxy']
+__all__ = ["ProxyHandler", "run_proxy"]
 
 
 class ProxyHandler(tornado.web.RequestHandler):
-    SUPPORTED_METHODS = ['GET', 'POST', 'CONNECT']
+    SUPPORTED_METHODS = ["GET", "POST", "CONNECT"]
 
     @tornado.web.asynchronous
     def get(self):
-
         def handle_response(response):
-            if response.error and not isinstance(response.error,
-                                                 tornado.httpclient.HTTPError):
+            if response.error and not isinstance(
+                response.error, tornado.httpclient.HTTPError
+            ):
                 self.set_status(500)
-                self.write('Internal server error:\n' + str(response.error))
+                self.write("Internal server error:\n" + str(response.error))
                 self.finish()
             else:
                 self.set_status(response.code)
-                for header in ('Date', 'Cache-Control', 'Server',
-                               'Content-Type', 'Location'):
+                for header in (
+                    "Date",
+                    "Cache-Control",
+                    "Server",
+                    "Content-Type",
+                    "Location",
+                ):
                     v = response.headers.get(header)
                     if v:
                         self.set_header(header, v)
@@ -62,19 +67,22 @@ class ProxyHandler(tornado.web.RequestHandler):
 
         req = tornado.httpclient.HTTPRequest(
             url=self.request.uri,
-            method=self.request.method, body=self.request.body,
-            headers=self.request.headers, follow_redirects=False,
-            allow_nonstandard_methods=True)
+            method=self.request.method,
+            body=self.request.body,
+            headers=self.request.headers,
+            follow_redirects=False,
+            allow_nonstandard_methods=True,
+        )
 
         client = tornado.httpclient.AsyncHTTPClient()
         try:
             client.fetch(req, handle_response)
         except tornado.httpclient.HTTPError as e:
-            if hasattr(e, 'response') and e.response:
+            if hasattr(e, "response") and e.response:
                 self.handle_response(e.response)
             else:
                 self.set_status(500)
-                self.write('Internal server error:\n' + str(e))
+                self.write("Internal server error:\n" + str(e))
                 self.finish()
 
     @tornado.web.asynchronous
@@ -83,7 +91,7 @@ class ProxyHandler(tornado.web.RequestHandler):
 
     @tornado.web.asynchronous
     def connect(self):
-        host, port = self.request.uri.split(':')
+        host, port = self.request.uri.split(":")
         client = self.request.connection.stream
 
         def read_from_client(data):
@@ -109,7 +117,7 @@ class ProxyHandler(tornado.web.RequestHandler):
         def start_tunnel():
             client.read_until_close(client_close, read_from_client)
             upstream.read_until_close(upstream_close, read_from_upstream)
-            client.write(b'HTTP/1.0 200 Connection established\r\n\r\n')
+            client.write(b"HTTP/1.0 200 Connection established\r\n\r\n")
 
         s = socket.socket(socket.AF_INET, socket.SOCK_STREAM, 0)
         upstream = tornado.iostream.IOStream(s)
@@ -121,16 +129,14 @@ def run_proxy(port, start_ioloop=True):
     Run proxy on the specified port. If start_ioloop is True (default),
     the tornado IOLoop will be started immediately.
     """
-    app = tornado.web.Application([
-        (r'.*', ProxyHandler),
-    ])
+    app = tornado.web.Application([(r".*", ProxyHandler)])
     app.listen(port)
     ioloop = tornado.ioloop.IOLoop.instance()
     if start_ioloop:
         ioloop.start()
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     port = 8888
     if len(sys.argv) > 1:
         port = int(sys.argv[1])