Add excluded indexes.

README.md

@@ -56,6 +56,7 @@ interactive selection list in the terminal.
   multiple items by hitting SPACE
 - `min_selection_count`: (optional) for multi select feature to
   dictate a minimum of selected items before continuing
+- `excluded_indexes`: (optional) indexes excluded from the selector. Excluded indexes will make it that they wont be able to get selected and just skip over them
 - `screen`: (optional), if you are using `pick` within an existing curses application set this to your existing `screen` object.  It is assumed this has initialised in the standard way (e.g. via `curses.wrapper()`, or `curses.noecho(); curses.cbreak(); screen.kepad(True)`)
 
 ## Community Projects

src/pick/__init__.py

@@ -32,6 +32,7 @@ class Picker(Generic[OPTION_T]):
     multiselect: bool = False
     min_selection_count: int = 0
     selected_indexes: List[int] = field(init=False, default_factory=list)
+    excluded_indexes: List[int] = field(default_factory=list)
     index: int = field(init=False, default=0)
     screen: Optional["curses._CursesWindow"] = None
 
@@ -48,14 +49,23 @@ def __post_init__(self) -> None:
             )
 
         self.index = self.default_index
+        while self.index in self.excluded_indexes:
+            self.index += 1
 
+
     def move_up(self) -> None:
         self.index -= 1
+
+        while self.index in self.excluded_indexes:
+            self.index -= 1
         if self.index < 0:
             self.index = len(self.options) - 1
 
     def move_down(self) -> None:
         self.index += 1
+
+        while self.index in self.excluded_indexes:
+            self.index += 1
         if self.index >= len(self.options):
             self.index = 0
 
@@ -126,7 +136,7 @@ def draw(self, screen: "curses._CursesWindow") -> None:
         if current_line > max_rows:
             scroll_top = current_line - max_rows
 
-        lines_to_draw = lines[scroll_top : scroll_top + max_rows]
+        lines_to_draw = lines[scroll_top: scroll_top + max_rows]
 
         for line in lines_to_draw:
             screen.addnstr(y, x, line, max_x - 2)
@@ -187,15 +197,20 @@ def pick(
     default_index: int = 0,
     multiselect: bool = False,
     min_selection_count: int = 0,
+    excluded_indexes = None,
     screen: Optional["curses._CursesWindow"] = None,
 ):
+    if excluded_indexes is None:
+        excluded_indexes = []
+
     picker: Picker = Picker(
         options,
         title,
         indicator,
         default_index,
         multiselect,
         min_selection_count,
+        excluded_indexes,
         screen,
     )
     return picker.start()