def _do_execute_direct(self, code):
shell = builtins.__xonsh_shell__
env = builtins.__xonsh_env__
out = io.StringIO()
err = io.StringIO()
enc = env.get('XONSH_ENCODING')
out = SpooledTemporaryFile(max_size=MAX_SIZE, mode='w+t',
encoding=enc, newline='\n')
err = SpooledTemporaryFile(max_size=MAX_SIZE, mode='w+t',
encoding=enc, newline='\n')
try:
with redirect_stdout(out), redirect_stderr(err), \
swap(builtins, '__xonsh_stdout_uncaptured__', out), \
swap(builtins, '__xonsh_stderr_uncaptured__', err), \
env.swap({'XONSH_STORE_STDOUT': False}):
shell.default(code)
interrupted = False
except KeyboardInterrupt:
interrupted = True
output, error = '', ''
if out.tell() > 0:
out.seek(0)
output = out.read()
if err.tell() > 0:
err.seek(0)
error = err.read()
out.close()
err.close()
return output, error, interrupted
def replay(self, merge_envs=DEFAULT_MERGE_ENVS, target=None):
"""Replays the history specified, returns the history object where the code
was executed.
Parameters
----------
merge_env : tuple of str or Mappings, optional
Describes how to merge the environments, in order of increasing precednce.
Available strings are 'replay' and 'native'. The 'replay' env comes from the
history file that we are replaying. The 'native' env comes from what this
instance of xonsh was started up with. Instead of a string, a dict or other
mapping may be passed in as well. Defaults to ('replay', 'native').
target : str, optional
Path to new history file.
"""
shell = builtins.__xonsh_shell__
re_env = self._lj['env'].load()
new_env = self._merge_envs(merge_envs, re_env)
new_hist = History(env=new_env.detype(),
locked=True,
ts=[time.time(), None],
gc=False,
filename=target)
with swap(builtins, '__xonsh_env__', new_env), \
swap(builtins, '__xonsh_history__', new_hist):
for cmd in self._lj['cmds']:
inp = cmd['inp']
shell.default(inp)
if builtins.__xonsh_exit__: # prevent premature exit
builtins.__xonsh_exit__ = False
new_hist.flush(at_exit=True)
return new_hist
def replay(self, merge_envs=DEFAULT_MERGE_ENVS, target=None):
"""Replays the history specified, returns the history object where the code
was executed.
Parameters
----------
merge_env : tuple of str or Mappings, optional
Describes how to merge the environments, in order of increasing precednce.
Available strings are 'replay' and 'native'. The 'replay' env comes from the
history file that we are replaying. The 'native' env comes from what this
instance of xonsh was started up with. Instead of a string, a dict or other
mapping may be passed in as well. Defaults to ('replay', 'native').
target : str, optional
Path to new history file.
"""
shell = builtins.__xonsh_shell__
re_env = self._lj['env'].load()
new_env = self._merge_envs(merge_envs, re_env)
new_hist = xhm.construct_history(
env=new_env.detype(), locked=True, ts=[time.time(), None],
gc=False, filename=target)
with swap(builtins, '__xonsh_env__', new_env), swap(builtins, '__xonsh_history__', new_hist):
for cmd in self._lj['cmds']:
inp = cmd['inp']
shell.default(inp)
if builtins.__xonsh_exit__: # prevent premature exit
builtins.__xonsh_exit__ = False
new_hist.flush(at_exit=True)
return new_hist
def _do_execute_direct(self, code):
shell = builtins.__xonsh_shell__
env = builtins.__xonsh_env__
out = io.StringIO()
err = io.StringIO()
enc = env.get('XONSH_ENCODING')
out = SpooledTemporaryFile(max_size=MAX_SIZE,
mode='w+t',
encoding=enc,
newline='\n')
err = SpooledTemporaryFile(max_size=MAX_SIZE,
mode='w+t',
encoding=enc,
newline='\n')
try:
with redirect_stdout(out), redirect_stderr(err), \
swap(builtins, '__xonsh_stdout_uncaptured__', out), \
swap(builtins, '__xonsh_stderr_uncaptured__', err), \
env.swap({'XONSH_STORE_STDOUT': False}):
shell.default(code)
interrupted = False
except KeyboardInterrupt:
interrupted = True
output, error = '', ''
if out.tell() > 0:
out.seek(0)
output = out.read()
if err.tell() > 0:
err.seek(0)
error = err.read()
out.close()
err.close()
return output, error, interrupted
def do_execute(self, code, silent, store_history=True, user_expressions=None,
allow_stdin=False):
"""Execute user code."""
if len(code.strip()) == 0:
return {'status': 'ok', 'execution_count': self.execution_count,
'payload': [], 'user_expressions': {}}
env = builtins.__xonsh_env__
shell = builtins.__xonsh_shell__
hist = builtins.__xonsh_history__
enc = env.get('XONSH_ENCODING')
out = SpooledTemporaryFile(max_size=MAX_SIZE, mode='w+t',
encoding=enc, newline='\n')
err = SpooledTemporaryFile(max_size=MAX_SIZE, mode='w+t',
encoding=enc, newline='\n')
try:
with redirect_stdout(out), redirect_stderr(err), \
swap(builtins, '__xonsh_stdout_uncaptured__', out), \
swap(builtins, '__xonsh_stderr_uncaptured__', err), \
env.swap({'XONSH_STORE_STDOUT': False}):
shell.default(code)
interrupted = False
except KeyboardInterrupt:
interrupted = True
if not silent: # stdout response
if out.tell() > 0:
out.seek(0)
self._respond_in_chunks('stdout', out.read())
if err.tell() > 0:
err.seek(0)
self._respond_in_chunks('stderr', err.read())
if hasattr(builtins, '_') and builtins._ is not None:
# rely on sys.displayhook functionality
self._respond_in_chunks('stdout', pformat(builtins._))
builtins._ = None
if len(hist) > 0 and out.tell() == 0 and err.tell() == 0:
self._respond_in_chunks('stdout', hist.outs[-1])
out.close()
err.close()
if interrupted:
return {'status': 'abort', 'execution_count': self.execution_count}
rtn = 0 if len(hist) == 0 else hist.rtns[-1]
if 0 < rtn:
message = {'status': 'error', 'execution_count': self.execution_count,
'ename': '', 'evalue': str(rtn), 'traceback': []}
else:
message = {'status': 'ok', 'execution_count': self.execution_count,
'payload': [], 'user_expressions': {}}
return message
def do_execute(self, code, silent, store_history=True, user_expressions=None,
allow_stdin=False):
"""Execute user code."""
if len(code.strip()) == 0:
return {'status': 'ok', 'execution_count': self.execution_count,
'payload': [], 'user_expressions': {}}
env = builtins.__xonsh_env__
shell = builtins.__xonsh_shell__
hist = builtins.__xonsh_history__
enc = env.get('XONSH_ENCODING')
out = SpooledTemporaryFile(max_size=MAX_SIZE, mode='w+t',
encoding=enc, newline='\n')
err = SpooledTemporaryFile(max_size=MAX_SIZE, mode='w+t',
encoding=enc, newline='\n')
try:
with redirect_stdout(out), redirect_stderr(err), \
swap(builtins, '__xonsh_stdout_uncaptured__', out), \
swap(builtins, '__xonsh_stderr_uncaptured__', err), \
env.swap({'XONSH_STORE_STDOUT': False}):
shell.default(code)
interrupted = False
except KeyboardInterrupt:
interrupted = True
if not silent: # stdout response
if out.tell() > 0:
out.seek(0)
self._respond_in_chunks('stdout', out.read())
if err.tell() > 0:
err.seek(0)
self._respond_in_chunks('stderr', err.read())
if hasattr(builtins, '_') and builtins._ is not None:
# rely on sys.displayhook functionality
self._respond_in_chunks('stdout', pformat(builtins._))
builtins._ = None
if hist is not None and len(hist) > 0 and out.tell() == 0 and err.tell() == 0:
self._respond_in_chunks('stdout', hist.outs[-1])
out.close()
err.close()
if interrupted:
return {'status': 'abort', 'execution_count': self.execution_count}
rtn = 0 if (hist is None or len(hist) == 0) else hist.rtns[-1]
if 0 < rtn:
message = {'status': 'error', 'execution_count': self.execution_count,
'ename': '', 'evalue': str(rtn), 'traceback': []}
else:
message = {'status': 'ok', 'execution_count': self.execution_count,
'payload': [], 'user_expressions': {}}
return message
def do_execute(self, code, silent, store_history=True, user_expressions=None, allow_stdin=False):
"""Execute user code."""
if len(code.strip()) == 0:
return {"status": "ok", "execution_count": self.execution_count, "payload": [], "user_expressions": {}}
env = builtins.__xonsh_env__
shell = builtins.__xonsh_shell__
hist = builtins.__xonsh_history__
enc = env.get("XONSH_ENCODING")
out = SpooledTemporaryFile(max_size=MAX_SIZE, mode="w+t", encoding=enc, newline="\n")
err = SpooledTemporaryFile(max_size=MAX_SIZE, mode="w+t", encoding=enc, newline="\n")
try:
with redirect_stdout(out), redirect_stderr(err), swap(builtins, "__xonsh_stdout_uncaptured__", out), swap(
builtins, "__xonsh_stderr_uncaptured__", err
), env.swap({"XONSH_STORE_STDOUT": False}):
shell.default(code)
interrupted = False
except KeyboardInterrupt:
interrupted = True
if not silent: # stdout response
if out.tell() > 0:
out.seek(0)
self._respond_in_chunks("stdout", out.read())
if err.tell() > 0:
err.seek(0)
self._respond_in_chunks("stderr", err.read())
if hasattr(builtins, "_") and builtins._ is not None:
# rely on sys.displayhook functionality
self._respond_in_chunks("stdout", pformat(builtins._))
builtins._ = None
if len(hist) > 0 and out.tell() == 0 and err.tell() == 0:
self._respond_in_chunks("stdout", hist.outs[-1])
out.close()
err.close()
if interrupted:
return {"status": "abort", "execution_count": self.execution_count}
rtn = 0 if len(hist) == 0 else hist.rtns[-1]
if 0 < rtn:
message = {
"status": "error",
"execution_count": self.execution_count,
"ename": "",
"evalue": str(rtn),
"traceback": [],
}
else:
message = {"status": "ok", "execution_count": self.execution_count, "payload": [], "user_expressions": {}}
return message
def run_replay(re_file):
with swap(builtins, '__xonsh_shell__', SHELL):
r = Replayer(re_file)
hist = r.replay()
return hist
def run_replay(re_file):
with swap(builtins, '__xonsh_shell__', SHELL):
with swap(builtins, '__xonsh_exit__', False):
r = Replayer(re_file)
hist = r.replay()
return hist