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#!/usr/bin/env python
import os
import sys
from .run_ptpython import create_parser, get_config_and_history_file
def run(user_ns=None):
a = create_parser().parse_args()
config_file, history_file = get_config_and_history_file(a)
# If IPython is not available, show message and exit here with error status
# code.
try:
import IPython
except ImportError:
print("IPython not found. Please install IPython (pip install ipython).")
sys.exit(1)
else:
from ptpython.ipython import embed
from ptpython.repl import enable_deprecation_warnings, run_config
# Add the current directory to `sys.path`.
if sys.path[0] != "":
sys.path.insert(0, "")
# When a file has been given, run that, otherwise start the shell.
if a.args and not a.interactive:
sys.argv = a.args
path = a.args[0]
with open(path, "rb") as f:
code = compile(f.read(), path, "exec")
exec(code, {"__name__": "__main__", "__file__": path})
else:
enable_deprecation_warnings()
# Create an empty namespace for this interactive shell. (If we don't do
# that, all the variables from this function will become available in
# the IPython shell.)
if user_ns is None:
user_ns = {}
# Startup path
startup_paths = []
if "PYTHONSTARTUP" in os.environ:
startup_paths.append(os.environ["PYTHONSTARTUP"])
# --interactive
if a.interactive:
startup_paths.append(a.args[0])
sys.argv = a.args
# exec scripts from startup paths
for path in startup_paths:
if os.path.exists(path):
with open(path, "rb") as f:
code = compile(f.read(), path, "exec")
exec(code, user_ns, user_ns)
else:
print("File not found: {}\n\n".format(path))
sys.exit(1)
# Apply config file
def configure(repl):
if os.path.exists(config_file):
run_config(repl, config_file)
# Run interactive shell.
embed(
vi_mode=a.vi,
history_filename=history_file,
configure=configure,
user_ns=user_ns,
title="IPython REPL (ptipython)",
)
if __name__ == "__main__":
run()
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