mirror of
https://github.com/python/cpython.git
synced 2025-10-31 05:31:20 +00:00
57 lines
1.8 KiB
Python
57 lines
1.8 KiB
Python
import errno
|
|
import os
|
|
import sys
|
|
|
|
|
|
CAN_USE_PYREPL: bool
|
|
FAIL_REASON: str
|
|
try:
|
|
if sys.platform == "win32" and sys.getwindowsversion().build < 10586:
|
|
raise RuntimeError("Windows 10 TH2 or later required")
|
|
if not os.isatty(sys.stdin.fileno()):
|
|
raise OSError(errno.ENOTTY, "tty required", "stdin")
|
|
from .simple_interact import check
|
|
if err := check():
|
|
raise RuntimeError(err)
|
|
except Exception as e:
|
|
CAN_USE_PYREPL = False
|
|
FAIL_REASON = f"warning: can't use pyrepl: {e}"
|
|
else:
|
|
CAN_USE_PYREPL = True
|
|
FAIL_REASON = ""
|
|
|
|
|
|
def interactive_console(mainmodule=None, quiet=False, pythonstartup=False):
|
|
if not CAN_USE_PYREPL:
|
|
if not os.getenv('PYTHON_BASIC_REPL') and FAIL_REASON:
|
|
from .trace import trace
|
|
trace(FAIL_REASON)
|
|
print(FAIL_REASON, file=sys.stderr)
|
|
return sys._baserepl()
|
|
|
|
if mainmodule:
|
|
namespace = mainmodule.__dict__
|
|
else:
|
|
import __main__
|
|
namespace = __main__.__dict__
|
|
namespace.pop("__pyrepl_interactive_console", None)
|
|
|
|
# sys._baserepl() above does this internally, we do it here
|
|
startup_path = os.getenv("PYTHONSTARTUP")
|
|
if pythonstartup and startup_path:
|
|
import tokenize
|
|
with tokenize.open(startup_path) as f:
|
|
startup_code = compile(f.read(), startup_path, "exec")
|
|
exec(startup_code, namespace)
|
|
|
|
# set sys.{ps1,ps2} just before invoking the interactive interpreter. This
|
|
# mimics what CPython does in pythonrun.c
|
|
if not hasattr(sys, "ps1"):
|
|
sys.ps1 = ">>> "
|
|
if not hasattr(sys, "ps2"):
|
|
sys.ps2 = "... "
|
|
|
|
from .console import InteractiveColoredConsole
|
|
from .simple_interact import run_multiline_interactive_console
|
|
console = InteractiveColoredConsole(namespace, filename="<stdin>")
|
|
run_multiline_interactive_console(console)
|