Remove unicode usages

jedi/api/__init__.py

@@ -97,9 +97,6 @@ class Script(object):
     :param path: The path of the file in the file system, or ``''`` if
         it hasn't been saved yet.
     :type path: str or None
-    :param encoding: Deprecated, cast to unicode yourself. The encoding of
-        ``code``, if it is not a ``unicode`` object (default ``'utf-8'``).
-    :type encoding: str
     :param sys_path: Deprecated, use the project parameter.
     :type sys_path: typing.List[str]
     :param Environment environment: Provide a predefined :ref:`Environment <environments>`
@@ -115,15 +112,6 @@ class Script(object):
         # An empty path (also empty string) should always result in no path.
         self.path = os.path.abspath(path) if path else None
 
-        if encoding is None:
-            encoding = 'utf-8'
-        else:
-            warnings.warn(
-                "Deprecated since version 0.17.0. You should cast to valid "
-                "unicode yourself, especially if you are not using utf-8.",
-                DeprecationWarning,
-                stacklevel=2
-            )
         if line is not None:
             warnings.warn(
                 "Providing the line is now done in the functions themselves "

jedi/api/classes.py

@@ -160,7 +160,7 @@ class BaseName(object):
 
         Finally, here is what you can get from :attr:`type`:
 
-        >>> defs = [str(d.type) for d in defs]  # It's unicode and in Py2 has u before it.
+        >>> defs = [d.type for d in defs]
         >>> defs[0]
         'module'
         >>> defs[1]

jedi/api/keywords.py

@@ -21,9 +21,6 @@ def imitate_pydoc(string):
     if pydoc_topics is None:
         return ''
 
-    # str needed because of possible unicode stuff in py2k (pydoc doesn't work
-    # with unicode strings)
-    string = str(string)
     h = pydoc.help
     with suppress(KeyError):
         # try to access symbols

jedi/api/strings.py

@@ -9,7 +9,6 @@ names in a module, but pretty much an arbitrary string.
 """
 import re
 
-from jedi._compatibility import unicode
 from jedi.inference.names import AbstractArbitraryName
 from jedi.inference.helpers import infer_call_of_leaf
 from jedi.api.classes import Completion
@@ -65,7 +64,7 @@ def _completions_for_dicts(inference_state, dicts, literal_string, cut_end_quote
 
 
 def _create_repr_string(literal_string, dict_key):
-    if not isinstance(dict_key, (unicode, bytes)) or not literal_string:
+    if not isinstance(dict_key, (str, bytes)) or not literal_string:
         return repr(dict_key)
 
     r = repr(dict_key)