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import errno
import shutil
import os
import platform
from os.path import expanduser, exists, dirname
from configobj import ConfigObj
def config_location():
if 'XDG_CONFIG_HOME' in os.environ:
return '%s/pgcli/' % expanduser(os.environ['XDG_CONFIG_HOME'])
elif platform.system() == 'Windows':
return os.getenv('USERPROFILE') + '\\AppData\\Local\\dbcli\\pgcli\\'
else:
return expanduser('~/.config/pgcli/')
def load_config(usr_cfg, def_cfg=None):
cfg = ConfigObj()
cfg.merge(ConfigObj(def_cfg, interpolation=False))
cfg.merge(ConfigObj(expanduser(usr_cfg), interpolation=False, encoding='utf-8'))
cfg.filename = expanduser(usr_cfg)
return cfg
def ensure_dir_exists(path):
parent_dir = expanduser(dirname(path))
try:
os.makedirs(parent_dir)
except OSError as exc:
# ignore existing destination (py2 has no exist_ok arg to makedirs)
if exc.errno != errno.EEXIST:
raise
def write_default_config(source, destination, overwrite=False):
destination = expanduser(destination)
if not overwrite and exists(destination):
return
ensure_dir_exists(destination)
shutil.copyfile(source, destination)
def upgrade_config(config, def_config):
cfg = load_config(config, def_config)
cfg.write()
def get_config(pgclirc_file=None):
from pgcli import __file__ as package_root
package_root = os.path.dirname(package_root)
pgclirc_file = pgclirc_file or '%sconfig' % config_location()
default_config = os.path.join(package_root, 'pgclirc')
write_default_config(default_config, pgclirc_file)
return load_config(pgclirc_file, default_config)
def get_casing_file(config):
casing_file = config['main']['casing_file']
if casing_file == 'default':
casing_file = config_location() + 'casing'
return casing_file
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