X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/1cea19230b490876f99194ea4d84970d6330ae12..HEAD:/sdk/python/arvados/stream.py

diff --git a/sdk/python/arvados/stream.py b/sdk/python/arvados/stream.py
deleted file mode 100644
index afc202e180..0000000000
--- a/sdk/python/arvados/stream.py
+++ /dev/null
@@ -1,99 +0,0 @@
-import collections
-import hashlib
-import os
-import re
-import threading
-import functools
-import copy
-
-from ._ranges import locators_and_ranges, Range
-from .arvfile import StreamFileReader
-from arvados.retry import retry_method
-from keep import *
-import config
-import errors
-from _normalize_stream import normalize_stream
-
-class StreamReader(object):
-    def __init__(self, tokens, keep=None, debug=False, _empty=False,
-                 num_retries=0):
-        self._stream_name = None
-        self._data_locators = []
-        self._files = collections.OrderedDict()
-        self._keep = keep
-        self.num_retries = num_retries
-
-        streamoffset = 0L
-
-        # parse stream
-        for tok in tokens:
-            if debug: print 'tok', tok
-            if self._stream_name is None:
-                self._stream_name = tok.replace('\\040', ' ')
-                continue
-
-            s = re.match(r'^[0-9a-f]{32}\+(\d+)(\+\S+)*$', tok)
-            if s:
-                blocksize = long(s.group(1))
-                self._data_locators.append(Range(tok, streamoffset, blocksize, 0))
-                streamoffset += blocksize
-                continue
-
-            s = re.search(r'^(\d+):(\d+):(\S+)', tok)
-            if s:
-                pos = long(s.group(1))
-                size = long(s.group(2))
-                name = s.group(3).replace('\\040', ' ')
-                if name not in self._files:
-                    self._files[name] = StreamFileReader(self, [Range(pos, 0, size, 0)], name)
-                else:
-                    filereader = self._files[name]
-                    filereader.segments.append(Range(pos, filereader.size(), size))
-                continue
-
-            raise errors.SyntaxError("Invalid manifest format")
-
-    def name(self):
-        return self._stream_name
-
-    def files(self):
-        return self._files
-
-    def all_files(self):
-        return self._files.values()
-
-    def size(self):
-        n = self._data_locators[-1]
-        return n.range_start + n.range_size
-
-    def locators_and_ranges(self, range_start, range_size):
-        return locators_and_ranges(self._data_locators, range_start, range_size)
-
-    @retry_method
-    def _keepget(self, locator, num_retries=None):
-        return self._keep.get(locator, num_retries=num_retries)
-
-    @retry_method
-    def readfrom(self, start, size, num_retries=None):
-        """Read up to 'size' bytes from the stream, starting at 'start'"""
-        if size == 0:
-            return ''
-        if self._keep is None:
-            self._keep = KeepClient(num_retries=self.num_retries)
-        data = []
-        for lr in locators_and_ranges(self._data_locators, start, size):
-            data.append(self._keepget(lr.locator, num_retries=num_retries)[lr.segment_offset:lr.segment_offset+lr.segment_size])
-        return ''.join(data)
-
-    def manifest_text(self, strip=False):
-        manifest_text = [self.name().replace(' ', '\\040')]
-        if strip:
-            for d in self._data_locators:
-                m = re.match(r'^[0-9a-f]{32}\+\d+', d.locator)
-                manifest_text.append(m.group(0))
-        else:
-            manifest_text.extend([d.locator for d in self._data_locators])
-        manifest_text.extend([' '.join(["{}:{}:{}".format(seg.locator, seg.range_size, f.name.replace(' ', '\\040'))
-                                        for seg in f.segments])
-                              for f in self._files.values()])
-        return ' '.join(manifest_text) + '\n'