merged w master

1 files changed, 117 insertions, 0 deletions

diff --git a/solr-8.3.1/example/films/film_data_generator.py b/solr-8.3.1/example/films/film_data_generator.py
new file mode 100644
index 000000000..7e2a46318
--- /dev/null
+++ b/solr-8.3.1/example/films/film_data_generator.py
@@ -0,0 +1,117 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""
+This will generate a movie data set of 1100 records.
+These are the first 1100 movies which appear when querying the Freebase of type '/film/film'.
+Here is the link to the freebase page - https://www.freebase.com/film/film?schema=
+
+Usage - python3 film_data_generator.py
+"""
+
+import csv
+import copy
+import json
+import codecs
+import datetime
+import urllib.parse
+import urllib.request
+import xml.etree.cElementTree as ET
+from xml.dom import minidom
+
+MAX_ITERATIONS=10  #10 limits it to 1100 docs
+
+# You need an API Key by Google to run this
+API_KEY = '<insert your Google developer API key>'
+service_url = 'https://www.googleapis.com/freebase/v1/mqlread'
+query = [{
+  "id": None,
+  "name": None,
+  "initial_release_date": None,
+  "directed_by": [],
+  "genre": [],
+  "type": "/film/film",
+  "initial_release_date>" : "2000"
+}]
+
+def gen_csv(filmlist):
+  filmlistDup = copy.deepcopy(filmlist)
+  #Convert multi-valued to % delimited string
+  for film in filmlistDup:
+      for key in film:
+        if isinstance(film[key], list):
+          film[key] = '|'.join(film[key])
+  keys = ['name', 'directed_by', 'genre', 'type', 'id', 'initial_release_date']
+  with open('films.csv', 'w', newline='', encoding='utf8') as csvfile:
+    dict_writer = csv.DictWriter(csvfile, keys)
+    dict_writer.writeheader()
+    dict_writer.writerows(filmlistDup)
+
+def gen_json(filmlist):
+  filmlistDup = copy.deepcopy(filmlist)
+  with open('films.json', 'w') as jsonfile:
+    jsonfile.write(json.dumps(filmlist, indent=2))
+
+def gen_xml(filmlist):
+  root = ET.Element("add")
+  for film in filmlist:
+    doc = ET.SubElement(root, "doc")
+    for key in film:
+      if isinstance(film[key], list):
+        for value in film[key]:
+          field = ET.SubElement(doc, "field")
+          field.set("name", key)
+          field.text=value
+      else:
+        field = ET.SubElement(doc, "field")
+        field.set("name", key)
+        field.text=film[key]
+  tree = ET.ElementTree(root)
+  with open('films.xml', 'w') as f:
+    f.write( minidom.parseString(ET.tostring(tree.getroot(),'utf-8')).toprettyxml(indent="  ") )
+
+def do_query(filmlist, cursor=""):
+  params = {
+          'query': json.dumps(query),
+          'key': API_KEY,
+          'cursor': cursor
+  }
+  url = service_url + '?' + urllib.parse.urlencode(params)
+  data = urllib.request.urlopen(url).read().decode('utf-8')
+  response = json.loads(data)
+  for item in response['result']:
+    del item['type'] # It's always /film/film. No point of adding this.
+    try:
+      datetime.datetime.strptime(item['initial_release_date'], "%Y-%m-%d")
+    except ValueError:
+      #Date time not formatted properly. Keeping it simple by removing the date field from that doc
+      del item['initial_release_date']
+    filmlist.append(item)
+  return response.get("cursor")
+
+
+if __name__ == "__main__":
+  filmlist = []
+  cursor = do_query(filmlist)
+  i=0
+  while(cursor):
+      cursor = do_query(filmlist, cursor)
+      i = i+1
+      if i==MAX_ITERATIONS:
+          break
+
+  gen_json(filmlist)
+  gen_csv(filmlist)
+  gen_xml(filmlist)