fix #864 : added returned type(s) to all remaining public functions/methods

Author: alixdamman

doc/source/changes/version_0_34.rst.inc

@@ -52,6 +52,8 @@ Miscellaneous improvements
 * made all I/O functions/methods/constructors to accept either a string or a pathlib.Path object
   for all arguments representing a path (closes :issue:`896`).
 
+* added type hints for all remaining functions and methods which improves autocompletion in editors (such as PyCharm).
+  Closes :issue:`864`.
 
 Fixes
 ^^^^^

larray/core/array.py

@@ -5631,7 +5631,7 @@ def _binop(opname):
         fullname = f'__{opname}__'
         super_method = getattr(np.ndarray, fullname)
 
-        def opmethod(self, other):
+        def opmethod(self, other) -> 'Array':
             res_axes = self.axes
 
             if isinstance(other, ExprNode):
@@ -5794,7 +5794,7 @@ def _unaryop(opname):
         fullname = f'__{opname}__'
         super_method = getattr(np.ndarray, fullname)
 
-        def opmethod(self):
+        def opmethod(self) -> 'Array':
             return Array(super_method(self.data), self.axes)
         opmethod.__name__ = fullname
         return opmethod