Initial commit

.venv/lib/python3.13/site-packages/readchar/_posix_read.py

@@ -0,0 +1,55 @@
+import sys
+import termios
+
+from ._config import config
+
+
+# Initially taken from:
+# http://code.activestate.com/recipes/134892/
+# Thanks to Danny Yoo
+# more infos from:
+# https://gist.github.com/michelbl/efda48b19d3e587685e3441a74457024
+# Thanks to Michel Blancard
+def readchar() -> str:
+    """Reads a single character from the input stream.
+    Blocks until a character is available."""
+
+    fd = sys.stdin.fileno()
+    old_settings = termios.tcgetattr(fd)
+    term = termios.tcgetattr(fd)
+    try:
+        term[3] &= ~(termios.ICANON | termios.ECHO | termios.IGNBRK | termios.BRKINT)
+        termios.tcsetattr(fd, termios.TCSAFLUSH, term)
+
+        ch = sys.stdin.read(1)
+    finally:
+        termios.tcsetattr(fd, termios.TCSADRAIN, old_settings)
+    return ch
+
+
+def readkey() -> str:
+    """Get a keypress. If an escaped key is pressed, the full sequence is
+    read and returned as noted in `_posix_key.py`."""
+
+    c1 = readchar()
+
+    if c1 in config.INTERRUPT_KEYS:
+        raise KeyboardInterrupt
+
+    if c1 != "\x1B":
+        return c1
+
+    c2 = readchar()
+    if c2 not in "\x4F\x5B":
+        return c1 + c2
+
+    c3 = readchar()
+    if c3 not in "\x31\x32\x33\x35\x36":
+        return c1 + c2 + c3
+
+    c4 = readchar()
+    if c4 not in "\x30\x31\x33\x34\x35\x37\x38\x39":
+        return c1 + c2 + c3 + c4
+
+    c5 = readchar()
+    return c1 + c2 + c3 + c4 + c5