intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 42 insertions, 0 deletions

diff --git a/contrib/python/prompt-toolkit/py3/prompt_toolkit/clipboard/pyperclip.py b/contrib/python/prompt-toolkit/py3/prompt_toolkit/clipboard/pyperclip.py
new file mode 100644
index 0000000000..c8cb7afb67
--- /dev/null
+++ b/contrib/python/prompt-toolkit/py3/prompt_toolkit/clipboard/pyperclip.py
@@ -0,0 +1,42 @@
+from typing import Optional
+
+import pyperclip
+
+from prompt_toolkit.selection import SelectionType
+
+from .base import Clipboard, ClipboardData
+
+__all__ = [
+    "PyperclipClipboard",
+]
+
+
+class PyperclipClipboard(Clipboard):
+    """
+    Clipboard that synchronizes with the Windows/Mac/Linux system clipboard,
+    using the pyperclip module.
+    """
+
+    def __init__(self) -> None:
+        self._data: Optional[ClipboardData] = None
+
+    def set_data(self, data: ClipboardData) -> None:
+        self._data = data
+        pyperclip.copy(data.text)
+
+    def get_data(self) -> ClipboardData:
+        text = pyperclip.paste()
+
+        # When the clipboard data is equal to what we copied last time, reuse
+        # the `ClipboardData` instance. That way we're sure to keep the same
+        # `SelectionType`.
+        if self._data and self._data.text == text:
+            return self._data
+
+        # Pyperclip returned something else. Create a new `ClipboardData`
+        # instance.
+        else:
+            return ClipboardData(
+                text=text,
+                type=SelectionType.LINES if "\n" in text else SelectionType.CHARACTERS,
+            )