Upgrade to prompt_toolkit >= 2

Author: camporter

README.rst

@@ -132,12 +132,12 @@ System Requirements
 Python Packages
 ---------------
 * six >= 1.7.0
-* prettytable >= 0.7.0
-* click >= 5, < 7
-* requests >= 2.18.4
-* prompt_toolkit >= 0.53
+* ptable >= 0.9.2
+* click >= 7
+* requests >= 2.20.0
+* prompt_toolkit >= 2
 * pygments >= 2.0.0
-* urllib3 >= 1.22
+* urllib3 >= 1.24
 
 Copyright
 ---------

SoftLayer/shell/completer.py

@@ -24,18 +24,17 @@ def get_completions(self, document, complete_event):
         return _click_autocomplete(self.root, document.text_before_cursor)
 
 
-# pylint: disable=stop-iteration-return
 def _click_autocomplete(root, text):
     """Completer generator for click applications."""
     try:
         parts = shlex.split(text)
     except ValueError:
-        raise StopIteration
+        return
 
     location, incomplete = _click_resolve_command(root, parts)
 
     if not text.endswith(' ') and not incomplete and text:
-        raise StopIteration
+        return
 
     if incomplete and not incomplete[0:2].isalnum():
         for param in location.params:

SoftLayer/shell/core.py

@@ -13,8 +13,8 @@
 import traceback
 
 import click
-from prompt_toolkit import auto_suggest as p_auto_suggest
-from prompt_toolkit import shortcuts as p_shortcuts
+from prompt_toolkit.auto_suggest import AutoSuggestFromHistory
+from prompt_toolkit import PromptSession
 
 from SoftLayer.CLI import core
 from SoftLayer.CLI import environment
@@ -48,12 +48,14 @@ def cli(ctx, env):
         os.makedirs(app_path)
     complete = completer.ShellCompleter(core.cli)
 
+    session = PromptSession()
+
     while True:
         try:
-            line = p_shortcuts.prompt(
+            line = session.prompt(
                 completer=complete,
                 complete_while_typing=True,
-                auto_suggest=p_auto_suggest.AutoSuggestFromHistory(),
+                auto_suggest=AutoSuggestFromHistory(),
             )
 
             # Parse arguments

setup.py

@@ -34,7 +34,7 @@
         'ptable >= 0.9.2',
         'click >= 7',
         'requests >= 2.20.0',
-        'prompt_toolkit >= 0.53',
+        'prompt_toolkit >= 2',
         'pygments >= 2.0.0',
         'urllib3 >= 1.24'
     ],

tools/requirements.txt

@@ -2,6 +2,6 @@ six >= 1.7.0
 ptable >= 0.9.2
 click >= 7
 requests >= 2.20.0
-prompt_toolkit >= 0.53
+prompt_toolkit >= 2
 pygments >= 2.0.0
 urllib3 >= 1.24

tools/test-requirements.txt

@@ -8,6 +8,6 @@ six >= 1.7.0
 ptable >= 0.9.2
 click >= 7
 requests >= 2.20.0
-prompt_toolkit >= 0.53
+prompt_toolkit >= 2
 pygments >= 2.0.0
 urllib3 >= 1.24