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import yaml
import os
import errno
def read_conf(fname):
stream = file(fname)
conf = yaml.load(stream)
stream.close()
return conf
def get_cfg_option_bool(yobj, key, default=False):
if not yobj.has_key(key): return default
val = yobj[key]
if yobj[key] in [ True, '1', 'on', 'yes', 'true']:
return True
return False
def get_cfg_option_str(yobj, key, default=None):
if not yobj.has_key(key): return default
return yobj[key]
# merge values from src into cand.
# if src has a key, cand will not override
def mergedict(src,cand):
if isinstance(src,dict) and isinstance(cand,dict):
for k,v in cand.iteritems():
if k not in src:
src[k] = v
else:
src[k] = mergedict(src[k],v)
return src
def write_file(file,content,mode=0644):
try:
os.makedirs(os.path.dirname(file))
except OSError as e:
if e.errno != errno.EEXIST:
raise e
f=open(file,"wb")
f.write(content)
f.close()
os.chmod(file,mode)
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