def reqdir(*paths):
'''
Return the absolute path of the joining of the arguments, raising an exception if a directory does not exist at
the resulting path.
Performs home directory(~) and environment variable expansion.
Args:
*paths ([str,...]): A list of path elements
'''
path = genpath(*paths)
if not os.path.isdir(path):
raise s_exc.NoSuchDir(path=path)
return path
def getStemCell(dirn):
if not os.path.isdir(dirn):
mesg = f'Directory {dirn} does not exist!'
raise s_exc.NoSuchDir(mesg=mesg)
ctorname = os.getenv('SYN_STEM_CELL_CTOR')
cellyaml = os.path.join(dirn, 'cell.yaml')
if os.path.isfile(cellyaml):
conf = s_common.yamlload(cellyaml)
ctorname = conf.get('cell:ctor', ctorname)
if ctorname is not None:
ctorname = ctorname.strip()
ctor = s_dyndeps.getDynLocal(ctorname)
if ctor is None:
raise s_exc.NoSuchCtor(mesg=f'Unable to resolve ctor [{ctorname}]',
ctor=ctorname)
return ctor
mesg = f'No such file: {cellyaml} and SYN_STEM_CELL_CTOR environmt variable is not set.'
raise s_exc.NoSuchFile(mesg=mesg, path=cellyaml)
def reqdir(*paths):
path = genpath(*paths)
if not os.path.isdir(path):
raise s_exc.NoSuchDir(path=path)
return path
