def __init__(self, host="default", port=0, user=None, kerb_ticket=None, driver='libhdfs', extra_conf=None): warnings.warn( _DEPR_MSG.format( "hdfs.HadoopFileSystem", "2.0.0", "fs.HadoopFileSystem"), FutureWarning, stacklevel=2) if driver == 'libhdfs': _maybe_set_hadoop_classpath() self._connect(host, port, user, kerb_ticket, extra_conf)
def connect(host="default", port=0, user=None, kerb_ticket=None, extra_conf=None): """ DEPRECATED: Connect to an HDFS cluster. All parameters are optional and should only be set if the defaults need to be overridden. Authentication should be automatic if the HDFS cluster uses Kerberos. However, if a username is specified, then the ticket cache will likely be required. .. deprecated:: 2.0 ``pyarrow.hdfs.connect`` is deprecated, please use ``pyarrow.fs.HadoopFileSystem`` instead. Parameters ---------- host : NameNode. Set to "default" for fs.defaultFS from core-site.xml. port : NameNode's port. Set to 0 for default or logical (HA) nodes. user : Username when connecting to HDFS; None implies login user. kerb_ticket : Path to Kerberos ticket cache. extra_conf : dict, default None extra Key/Value pairs for config; Will override any hdfs-site.xml properties Notes ----- The first time you call this method, it will take longer than usual due to JNI spin-up time. Returns ------- filesystem : HadoopFileSystem """ warnings.warn(_DEPR_MSG.format("hdfs.connect", "2.0.0", "fs.HadoopFileSystem"), FutureWarning, stacklevel=2) return _connect(host=host, port=port, user=user, kerb_ticket=kerb_ticket, extra_conf=extra_conf)
# specific language governing permissions and limitations # under the License. import os import inspect import posixpath import sys import urllib.parse import warnings from os.path import join as pjoin import pyarrow as pa from pyarrow.util import implements, _stringify_path, _is_path_like, _DEPR_MSG _FS_DEPR_MSG = _DEPR_MSG.format("filesystem.LocalFileSystem", "2.0.0", "fs.LocalFileSystem") class FileSystem: """ Abstract filesystem interface. """ def cat(self, path): """ Return contents of file as a bytes object. Parameters ---------- path : str File path to read content from.