Start using dict comprehensions

httpie/__init__.py

@@ -25,8 +25,8 @@ class ExitStatus:
     ERROR_HTTP_5XX = 5
 
 
-EXIT_STATUS_LABELS = dict(
-    (value, key)
+EXIT_STATUS_LABELS = {
+    value: key
     for key, value in ExitStatus.__dict__.items()
     if key.isupper()
-)
+}

httpie/client.py

@@ -166,7 +166,7 @@ def get_requests_kwargs(args, base_headers=None):
         'cert': cert,
         'timeout': args.timeout,
         'auth': args.auth,
-        'proxies': dict((p.key, p.value) for p in args.proxy),
+        'proxies': {p.key: p.value for p in args.proxy},
         'files': args.files,
         'allow_redirects': args.follow,
         'params': args.params,

httpie/input.py

@@ -112,11 +112,11 @@ SSL_VERSION_ARG_MAPPING = {
     'tls1.1': 'PROTOCOL_TLSv1_1',
     'tls1.2': 'PROTOCOL_TLSv1_2',
 }
-SSL_VERSION_ARG_MAPPING = dict(
-    (cli_arg, getattr(ssl, ssl_constant))
+SSL_VERSION_ARG_MAPPING = {
+    cli_arg: getattr(ssl, ssl_constant)
     for cli_arg, ssl_constant in SSL_VERSION_ARG_MAPPING.items()
     if hasattr(ssl, ssl_constant)
-)
+}
 
 
 class HTTPieArgumentParser(ArgumentParser):

httpie/plugins/manager.py

@@ -39,8 +39,7 @@ class PluginManager(object):
         return [plugin for plugin in self if issubclass(plugin, AuthPlugin)]
 
     def get_auth_plugin_mapping(self):
-        return dict((plugin.auth_type, plugin)
-                    for plugin in self.get_auth_plugins())
+        return {plugin.auth_type: plugin for plugin in self.get_auth_plugins()}
 
     def get_auth_plugin(self, auth_type):
         return self.get_auth_plugin_mapping()[auth_type]

httpie/sessions.py

@@ -136,10 +136,10 @@ class Session(BaseConfigDict):
         stored_attrs = ['value', 'path', 'secure', 'expires']
         self['cookies'] = {}
         for cookie in jar:
-            self['cookies'][cookie.name] = dict(
-                (attname, getattr(cookie, attname))
+            self['cookies'][cookie.name] = {
+                attname: getattr(cookie, attname)
                 for attname in stored_attrs
-            )
+            }
 
     @property
     def auth(self):