def to_work_dir(self):
wd = self.work_dir
if unicode(wd) != getcwdu():
os.chdir(wd)
self.log.info("Changing to working dir: %s" % wd)
# This is the working dir by now.
sys.path.insert(0, '')
def find_profile_dir_by_name(cls, ipython_dir, name=u'default', config=None):
"""Find an existing profile dir by profile name, return its ProfileDir.
This searches through a sequence of paths for a profile dir. If it
is not found, a :class:`ProfileDirError` exception will be raised.
The search path algorithm is:
1. ``getcwdu()``
2. ``ipython_dir``
Parameters
----------
ipython_dir : unicode or str
The IPython directory to use.
name : unicode or str
The name of the profile. The name of the profile directory
will be "profile_<profile>".
"""
dirname = u'profile_' + name
paths = [getcwdu(), ipython_dir]
for p in paths:
profile_dir = os.path.join(p, dirname)
if os.path.isdir(profile_dir):
return cls(location=profile_dir, config=config)
else:
raise ProfileDirError('Profile directory not found in paths: %s' % dirname)
def __call__(self, etype, evalue, etb):
"""Handle an exception, call for compatible with sys.excepthook"""
# Report tracebacks shouldn't use color in general (safer for users)
color_scheme = "NoColor"
# Use this ONLY for developer debugging (keep commented out for release)
# color_scheme = 'Linux' # dbg
try:
rptdir = self.app.ipython_dir
except:
rptdir = getcwdu()
if rptdir is None or not os.path.isdir(rptdir):
rptdir = getcwdu()
report_name = os.path.join(rptdir, self.crash_report_fname)
# write the report filename into the instance dict so it can get
# properly expanded out in the user message template
self.crash_report_fname = report_name
self.info["crash_report_fname"] = report_name
TBhandler = ultratb.VerboseTB(color_scheme=color_scheme, long_header=1, call_pdb=self.call_pdb)
if self.call_pdb:
TBhandler(etype, evalue, etb)
return
else:
traceback = TBhandler.text(etype, evalue, etb, context=31)
# print traceback to screen
if self.show_crash_traceback:
print >>sys.stderr, traceback
# and generate a complete report on disk
try:
report = open(report_name, "w")
except:
print >>sys.stderr, "Could not create crash report on disk."
return
# Inform user on stderr of what happened
print >>sys.stderr, "\n" + "*" * 70 + "\n"
print >>sys.stderr, self.message_template.format(**self.info)
# Construct report on disk
report.write(self.make_report(traceback))
report.close()
raw_input("Hit <Enter> to quit this message (your terminal may close):")
def list_profile_dirs(self):
# Find the search paths
paths = [getcwdu(), self.ipython_dir]
self.log.warn('Searching for IPython profiles in paths: %r' % paths)
for path in paths:
files = os.listdir(path)
for f in files:
full_path = os.path.join(path, f)
if os.path.isdir(full_path) and f.startswith('profile_'):
profile = f.split('_',1)[-1]
start_cmd = 'ipython profile=%s' % profile
print start_cmd + " ==> " + full_path
def reset(self, new_session=True):
"""Clear the session history, releasing all object references, and
optionally open a new session."""
self.output_hist.clear()
# The directory history can't be completely empty
self.dir_hist[:] = [getcwdu()]
if new_session:
if self.session_number:
self.end_session()
self.input_hist_parsed[:] = [""]
self.input_hist_raw[:] = [""]
self.new_session()
def _set_term_title(title):
"""Set terminal title using the 'title' command."""
global ignore_termtitle
try:
# Cannot be on network share when issuing system commands
curr = getcwdu()
os.chdir("C:")
ret = os.system("title " + title)
finally:
os.chdir(curr)
if ret:
# non-zero return code signals error, don't try again
ignore_termtitle = True
def test_unicode_cwd():
"""Check that IPython starts with non-ascii characters in the path."""
wd = tempfile.mkdtemp(suffix=u"€")
old_wd = getcwdu()
os.chdir(wd)
#raise Exception(repr(getcwdu()))
try:
app = BaseIPythonApplication()
# The lines below are copied from Application.initialize()
app.init_profile_dir()
app.init_config_files()
app.load_config_file(suppress_errors=False)
finally:
os.chdir(old_wd)
def test_dirops():
"""Test various directory handling operations."""
# curpath = lambda :os.path.splitdrive(getcwdu())[1].replace('\\','/')
curpath = getcwdu
startdir = getcwdu()
ipdir = _ip.ipython_dir
try:
_ip.magic('cd "%s"' % ipdir)
nt.assert_equal(curpath(), ipdir)
_ip.magic('cd -')
nt.assert_equal(curpath(), startdir)
_ip.magic('pushd "%s"' % ipdir)
nt.assert_equal(curpath(), ipdir)
_ip.magic('popd')
nt.assert_equal(curpath(), startdir)
finally:
os.chdir(startdir)
def test_local_file_completions():
ip = get_ipython()
cwd = getcwdu()
try:
with TemporaryDirectory() as tmpdir:
os.chdir(tmpdir)
prefix = './foo'
suffixes = map(str, [1,2])
names = [prefix+s for s in suffixes]
for n in names:
open(n, 'w').close()
# Check simple completion
c = ip.complete(prefix)[1]
nt.assert_equal(c, names)
# Now check with a function call
cmd = 'a = f("%s' % prefix
c = ip.complete(prefix, cmd)[1]
comp = [prefix+s for s in suffixes]
nt.assert_equal(c, comp)
finally:
# prevent failures from making chdir stick
os.chdir(cwd)
def _config_file_paths_default(self):
return [getcwdu()]
def _dir_hist_default(self):
try:
return [getcwdu()]
except OSError:
return []
def getcwd(cls):
""" Return the current working directory as a path object. """
return cls(getcwdu())
def relpath(self):
""" Return this path as a relative path,
based from the current working directory.
"""
cwd = self.__class__(getcwdu())
return cwd.relpathto(self)