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:
sys.audit("cpython.run_startup", 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)
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