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History of flixster

The changes to the source code of this entry in the repository, newest first, each with the differences it made to the entry's files. They are also listed on GitLab.

[entries] Add the date when each entry was added, and remove icon_hash by Tiago de Paula Peixoto beff7c9
The dates are those of the commits that first added the entries' files
(2020-08-11 for the entries of the initial commit); renamed entries keep
the date of their first name.

Changed: none
diff --git a/entries/flixster/__init__.py b/entries/flixster/__init__.py
index ab49fb4..96a3054 100644
--- a/entries/flixster/__init__.py
+++ b/entries/flixster/__init__.py
@@ -30,7 +30,7 @@ The network has the following properties:
 tags = ['Social', 'Online', 'Unweighted']
 url = 'https://datasets.syr.edu/'
 citation = [('R. Zafarani, H. Liu, "Social Computing Data Repository at ASU." Arizona State University, School of Computing, Informatics and Decision Systems Engineering (2009)', 'https://datasets.syr.edu/')]
-icon_hash = '582cdb758cf714f319c41b0f'
+date_added = '2020-08-11'
 upstream_license = None
 # The repository moved from Arizona State University to Syracuse University
 upstream_prefix = 'https://datasets.syr.edu/uploads'
[entries] Prefix the properties in the descriptions with (Node), (Edge) or (Graph) by Tiago de Paula Peixoto bc3dbbd
The lists of properties at the end of the descriptions marked edge
properties with "Edge" but left node properties unmarked, or grouped
them in "Nodes: `a`, ...; `b`, ..." items, so the kind of a property
was often unclear. Every item now starts with (Node), (Edge) or (Graph),
followed by the property names, a colon and the explanation, one item
per property or group of properties; qualifications (kinds of nodes,
networks) follow the names in parentheses. Properties that were only
named got a short explanation, and a few items that named the wrong
kind of property were corrected.
diff --git a/entries/flixster/__init__.py b/entries/flixster/__init__.py
index 81a7872..ab49fb4 100644
--- a/entries/flixster/__init__.py
+++ b/entries/flixster/__init__.py
@@ -26,7 +26,7 @@ Some friendships are listed in both directions: of the 9,197,337 edges, 2,557,07
 
 The network has the following properties:
 
-- `user_id`: the identifier of the user in the source data."""
+- (Node) `user_id`: the identifier of the user in the source data."""
 tags = ['Social', 'Online', 'Unweighted']
 url = 'https://datasets.syr.edu/'
 citation = [('R. Zafarani, H. Liu, "Social Computing Data Repository at ASU." Arizona State University, School of Computing, Informatics and Decision Systems Engineering (2009)', 'https://datasets.syr.edu/')]
[entries] Remove unneeded code from the entries by Tiago de Paula Peixoto 2c69f19
Unneeded "global files" statements, unused imports and variables,
f-strings without placeholders, duplicate keys in foodweb_little_rock
(keeping the order and the values used), and the second definition of
get_lines() in twitter_higgs. Nothing changes in the networks or
descriptions.

Changed: none
diff --git a/entries/flixster/__init__.py b/entries/flixster/__init__.py
index d990f60..81a7872 100644
--- a/entries/flixster/__init__.py
+++ b/entries/flixster/__init__.py
@@ -48,7 +48,6 @@ _check_rows = None
 @coerce_props()
 @annotate()
 def parse(alts=None):
-    global files
     name = __name__.split(".")[-1]
     for fnames, alt, fmt in files:
         if alts is not None and alt not in alts:
[entries] Move contact, convote_mentions, douban, email_company, epinions, flixster, football_league_results, hyves, lastfm, libimseti, livemocha, reuters, sa_companies, sister_cities, tripadvisor_ratings, wikilens_ratings and wikipedia_discussions_de to their original sources by Tiago de Paula Peixoto 8f097de
These entries downloaded KONECT's copies of the data. They now download
the original data (live, from pinned Wayback Machine snapshots, or by
re-extracting from public dumps), gaining the metadata KONECT dropped
(names, identifiers, timestamps, attributes), with descriptions and
citations rewritten from the original sources and factual errors fixed
(years and periods of contact, email_company, douban, flixster,
libimseti, sa_companies; the rated objects of epinions; the sign of
convote_mentions; songs merged by title alone in lastfm).

New networks: the trust network of epinions, the links of
wikilens_ratings, the JSON crawl of tripadvisor_ratings, and current
versions of sister_cities and wikipedia_discussions_de next to the ones
KONECT used. asu_social_networks only loses its mention of KONECT.

Changed: upstream contact convote_mentions douban email_company epinions flixster football_league_results hyves lastfm libimseti livemocha reuters sa_companies sister_cities tripadvisor_ratings wikilens_ratings wikipedia_discussions_de
diff --git a/entries/flixster/__init__.py b/entries/flixster/__init__.py
index 9557287..d990f60 100644
--- a/entries/flixster/__init__.py
+++ b/entries/flixster/__init__.py
@@ -17,21 +17,33 @@
 # with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 from .. import *
+import pandas
 
-title = "Flixster friendship network (2009)"
-description = """A network of friendships among users of Flixster, an online social movie website that allows users to share movie ratings and to connect each other. Nodes represent users and an edge exists if two users are friends.[^icon]
-[^icon]: Description obtained from the [ICON](https://icon.colorado.edu) project."""
+title = 'Flixster friendship network (2010)'
+description = """A friendship network among users of Flixster, a social movie website where users share movie ratings, discover new movies and meet others with similar movie taste, crawled in December 2010 by Javier Parra at Arizona State University and distributed by the Social Computing Data Repository (originally at Arizona State University, now at Syracuse University). Nodes are users (anonymized), and a directed edge $i \\to j$ is a line of the source data stating that "user $i$ is friend with user $j$".
+
+Some friendships are listed in both directions: of the 9,197,337 edges, 2,557,072 are reciprocated (1,278,536 mutual pairs) and 6,640,265 are listed in one direction only (7,918,801 distinct pairs of users in all). The edges are kept as they are listed. (The source documentation states 9,197,338 edges, counting a blank first line of the file.) The users' identifiers range up to 2,523,388, but only the 2,523,386 users of the node list occur in the data.
+
+The network has the following properties:
+
+- `user_id`: the identifier of the user in the source data."""
 tags = ['Social', 'Online', 'Unweighted']
-url = 'http://konect.cc/networks/flixster'
-citation = [('J. Kunegis, "Flixster network dataset." KONECT, the Koblenz Network Collection (2016).', 'https://doi.org/10.1145/2487788.2488173')]
+url = 'https://datasets.syr.edu/'
+citation = [('R. Zafarani, H. Liu, "Social Computing Data Repository at ASU." Arizona State University, School of Computing, Informatics and Decision Systems Engineering (2009)', 'https://datasets.syr.edu/')]
 icon_hash = '582cdb758cf714f319c41b0f'
-upstream_prefix = 'http://konect.cc/files'
-files = [('download.tsv.flixster.tar.bz2', None, 'konect')]
+upstream_license = None
+# The repository moved from Arizona State University to Syracuse University
+upstream_prefix = 'https://datasets.syr.edu/uploads'
+files = [(('1296675547/Flixster-dataset.zip:Flixster-dataset/data/edges.csv',
+           '1296675547/Flixster-dataset.zip:Flixster-dataset/data/nodes.csv'), None, None)]
 
 def fetch_upstream(force=False):
     return fetch_upstream_files(__name__.split(".")[-1], upstream_prefix, files,
                                 force)
 
+# For checks only: if set, only this many edges (rows) are read
+_check_rows = None
+
 @cache_network()
 @coerce_props()
 @annotate()
@@ -41,9 +53,24 @@ def parse(alts=None):
     for fnames, alt, fmt in files:
         if alts is not None and alt not in alts:
             continue
-        if isinstance(fnames, str):
-            fnames = [fnames]
-        with ExitStack() as stack:
-            fs = [stack.enter_context(open_upstream_file(name, fn, "rb")) for fn in fnames]
-            g = parse_graph(fs, fmt, directed=False)
+        # One edge "i,j" per line (blank lines are skipped); users are
+        # numbered from 1
+        with open_upstream_file(name, fnames[0], "rb") as f:
+            E = pandas.read_csv(f, header=None, dtype="int64",
+                                nrows=_check_rows).values
+        # The list of the users
+        with open_upstream_file(name, fnames[1], "rb") as f:
+            nodes = pandas.read_csv(f, header=None, dtype="int64").values.ravel()
+        if _check_rows is not None:
+            nodes = nodes[numpy.isin(nodes, E)]
+        # The users that occur in some edge or in the node list, numbered in
+        # increasing order of their identifiers
+        m = len(E)
+        ids, E = numpy.unique(numpy.concatenate((E.ravel(), nodes)),
+                              return_inverse=True)
+        E = E[:2 * m].reshape(-1, 2)
+        g = Graph(directed=True)
+        g.add_vertex(len(ids))
+        g.add_edge_list(E)
+        g.vp.user_id = g.new_vp("int64_t", vals=ids)
         yield alt, g
Update copyright information by Tiago de Paula Peixoto 73a4f0d
diff --git a/entries/flixster/__init__.py b/entries/flixster/__init__.py
index 991a97a..9557287 100644
--- a/entries/flixster/__init__.py
+++ b/entries/flixster/__init__.py
@@ -1,7 +1,7 @@
 #! /usr/bin/env python
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2024 Tiago de Paula Peixoto <tiago@skewed.de>
+# Copyright (C) 2020-2026 Tiago de Paula Peixoto <tiago@skewed.de>
 #
 # This program is free software: you can redistribute it and/or modify it under
 # the terms of the GNU Affero General Public License as published by the Free
Update copyright information by Tiago de Paula Peixoto 3d288ea
diff --git a/entries/flixster/__init__.py b/entries/flixster/__init__.py
index 1b28fb9..991a97a 100644
--- a/entries/flixster/__init__.py
+++ b/entries/flixster/__init__.py
@@ -1,7 +1,7 @@
 #! /usr/bin/env python
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2023 Tiago de Paula Peixoto <tiago@skewed.de>
+# Copyright (C) 2020-2024 Tiago de Paula Peixoto <tiago@skewed.de>
 #
 # This program is free software: you can redistribute it and/or modify it under
 # the terms of the GNU Affero General Public License as published by the Free
Update copyright information by Tiago de Paula Peixoto 8d005ae
diff --git a/entries/flixster/__init__.py b/entries/flixster/__init__.py
index 9261d6b..1b28fb9 100644
--- a/entries/flixster/__init__.py
+++ b/entries/flixster/__init__.py
@@ -1,7 +1,7 @@
 #! /usr/bin/env python
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2021 Tiago de Paula Peixoto <tiago@skewed.de>
+# Copyright (C) 2020-2023 Tiago de Paula Peixoto <tiago@skewed.de>
 #
 # This program is free software: you can redistribute it and/or modify it under
 # the terms of the GNU Affero General Public License as published by the Free
Update copyright info by Tiago de Paula Peixoto db2efcc
diff --git a/entries/flixster/__init__.py b/entries/flixster/__init__.py
index 02ecc16..9261d6b 100644
--- a/entries/flixster/__init__.py
+++ b/entries/flixster/__init__.py
@@ -1,7 +1,7 @@
 #! /usr/bin/env python
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020 Tiago de Paula Peixoto <tiago@skewed.de>
+# Copyright (C) 2021 Tiago de Paula Peixoto <tiago@skewed.de>
 #
 # This program is free software: you can redistribute it and/or modify it under
 # the terms of the GNU Affero General Public License as published by the Free
Un-orphan KONECT datasets by Tiago de Paula Peixoto 894eba5
KONECT has been brought back from the dead for the time being.
diff --git a/entries/flixster/__init__.py b/entries/flixster/__init__.py
index ddee08e..02ecc16 100644
--- a/entries/flixster/__init__.py
+++ b/entries/flixster/__init__.py
@@ -26,7 +26,6 @@ url = 'http://konect.cc/networks/flixster'
 citation = [('J. Kunegis, "Flixster network dataset." KONECT, the Koblenz Network Collection (2016).', 'https://doi.org/10.1145/2487788.2488173')]
 icon_hash = '582cdb758cf714f319c41b0f'
 upstream_prefix = 'http://konect.cc/files'
-orphan = True
 files = [('download.tsv.flixster.tar.bz2', None, 'konect')]
 
 def fetch_upstream(force=False):
Update citations to use DOIs by Tiago de Paula Peixoto e878874
diff --git a/entries/flixster/__init__.py b/entries/flixster/__init__.py
index 35b2183..ddee08e 100644
--- a/entries/flixster/__init__.py
+++ b/entries/flixster/__init__.py
@@ -23,7 +23,7 @@ description = """A network of friendships among users of Flixster, an online soc
 [^icon]: Description obtained from the [ICON](https://icon.colorado.edu) project."""
 tags = ['Social', 'Online', 'Unweighted']
 url = 'http://konect.cc/networks/flixster'
-citation = [('J. Kunegis, "Flixster network dataset." KONECT, the Koblenz Network Collection (2016).', 'http://konect.cc/networks/flixster')]
+citation = [('J. Kunegis, "Flixster network dataset." KONECT, the Koblenz Network Collection (2016).', 'https://doi.org/10.1145/2487788.2488173')]
 icon_hash = '582cdb758cf714f319c41b0f'
 upstream_prefix = 'http://konect.cc/files'
 orphan = True
Add support for 'orphan' datasets and tag konect entries by Tiago de Paula Peixoto e330b80
diff --git a/entries/flixster/__init__.py b/entries/flixster/__init__.py
index 3351bca..35b2183 100644
--- a/entries/flixster/__init__.py
+++ b/entries/flixster/__init__.py
@@ -26,6 +26,7 @@ url = 'http://konect.cc/networks/flixster'
 citation = [('J. Kunegis, "Flixster network dataset." KONECT, the Koblenz Network Collection (2016).', 'http://konect.cc/networks/flixster')]
 icon_hash = '582cdb758cf714f319c41b0f'
 upstream_prefix = 'http://konect.cc/files'
+orphan = True
 files = [('download.tsv.flixster.tar.bz2', None, 'konect')]
 
 def fetch_upstream(force=False):
Change license from GPLv3 to AGPLv3 by Tiago de Paula Peixoto d754be5
diff --git a/entries/flixster/__init__.py b/entries/flixster/__init__.py
index 8b2239e..3351bca 100644
--- a/entries/flixster/__init__.py
+++ b/entries/flixster/__init__.py
@@ -3,18 +3,18 @@
 #
 # Copyright (C) 2020 Tiago de Paula Peixoto <tiago@skewed.de>
 #
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
+# This program is free software: you can redistribute it and/or modify it under
+# the terms of the GNU Affero General Public License as published by the Free
+# Software Foundation, either version 3 of the License, or (at your option) any
+# later version.
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more
+# details.
 #
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# You should have received a copy of the GNU Affero General Public License along
+# with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 from .. import *
 
Add explicit attribution to descriptions obtained from ICON by Tiago de Paula Peixoto 1645314
diff --git a/entries/flixster/__init__.py b/entries/flixster/__init__.py
index 702c4e8..8b2239e 100644
--- a/entries/flixster/__init__.py
+++ b/entries/flixster/__init__.py
@@ -19,7 +19,8 @@
 from .. import *
 
 title = "Flixster friendship network (2009)"
-description = "A network of friendships among users of Flixster, an online social movie website that allows users to share movie ratings and to connect each other. Nodes represent users and an edge exists if two users are friends."
+description = """A network of friendships among users of Flixster, an online social movie website that allows users to share movie ratings and to connect each other. Nodes represent users and an edge exists if two users are friends.[^icon]
+[^icon]: Description obtained from the [ICON](https://icon.colorado.edu) project."""
 tags = ['Social', 'Online', 'Unweighted']
 url = 'http://konect.cc/networks/flixster'
 citation = [('J. Kunegis, "Flixster network dataset." KONECT, the Koblenz Network Collection (2016).', 'http://konect.cc/networks/flixster')]
Initial commit by Tiago de Paula Peixoto cc85872
diff --git a/entries/flixster/__init__.py b/entries/flixster/__init__.py
new file mode 100644
index 0000000..702c4e8
--- /dev/null
+++ b/entries/flixster/__init__.py
@@ -0,0 +1,48 @@
+#! /usr/bin/env python
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2020 Tiago de Paula Peixoto <tiago@skewed.de>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+from .. import *
+
+title = "Flixster friendship network (2009)"
+description = "A network of friendships among users of Flixster, an online social movie website that allows users to share movie ratings and to connect each other. Nodes represent users and an edge exists if two users are friends."
+tags = ['Social', 'Online', 'Unweighted']
+url = 'http://konect.cc/networks/flixster'
+citation = [('J. Kunegis, "Flixster network dataset." KONECT, the Koblenz Network Collection (2016).', 'http://konect.cc/networks/flixster')]
+icon_hash = '582cdb758cf714f319c41b0f'
+upstream_prefix = 'http://konect.cc/files'
+files = [('download.tsv.flixster.tar.bz2', None, 'konect')]
+
+def fetch_upstream(force=False):
+    return fetch_upstream_files(__name__.split(".")[-1], upstream_prefix, files,
+                                force)
+
+@cache_network()
+@coerce_props()
+@annotate()
+def parse(alts=None):
+    global files
+    name = __name__.split(".")[-1]
+    for fnames, alt, fmt in files:
+        if alts is not None and alt not in alts:
+            continue
+        if isinstance(fnames, str):
+            fnames = [fnames]
+        with ExitStack() as stack:
+            fs = [stack.enter_context(open_upstream_file(name, fn, "rb")) for fn in fnames]
+            g = parse_graph(fs, fmt, directed=False)
+        yield alt, g