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-rw-r--r--sample-apps/blog-tutorial-shared/src/python/parse.py72
1 files changed, 72 insertions, 0 deletions
diff --git a/sample-apps/blog-tutorial-shared/src/python/parse.py b/sample-apps/blog-tutorial-shared/src/python/parse.py
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+++ b/sample-apps/blog-tutorial-shared/src/python/parse.py
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+import json
+import argparse
+
+
+class KaggleRawDataParser:
+
+ popularity = False
+ raw_data_file = None
+ total_number_of_likes = 0
+ likes_per_blog = {}
+
+ def __init__(self):
+ parser = argparse.ArgumentParser()
+ parser.add_argument("-p", "--popularity", action="store_true", help="add 'popularity' field")
+ parser.add_argument("file", help="location of file to be parsed")
+ args = parser.parse_args()
+
+ self.popularity = args.popularity
+ self.raw_data_file = args.file
+
+ def main(self):
+ if self.popularity:
+ self.calculate_popularity()
+ self.parse()
+
+ def calculate_popularity(self):
+ unparsed_file = open(self.raw_data_file, "r")
+
+ for line in unparsed_file:
+ data = json.loads(line)
+
+ self.total_number_of_likes += len(data["likes"])
+ if data["blog"] in self.likes_per_blog:
+ self.likes_per_blog[data["blog"]] += len(data["likes"])
+ else:
+ self.likes_per_blog[data["blog"]] = len(data["likes"])
+
+ unparsed_file.close()
+
+ def parse(self):
+ unparsed_file = open(self.raw_data_file, "r")
+
+ for line in unparsed_file:
+ data = json.loads(line)
+
+ parsed_data = {
+ "put": "id:blog-search:blog_post::" + data["post_id"],
+ "fields": {
+ "blogname": data["blogname"],
+ "post_id": data["post_id"],
+ "author": data["author"],
+ "language": data["language"],
+ "categories": data["categories"],
+ "title": data["title"],
+ "blog": data["blog"],
+ "date_gmt": data["date_gmt"],
+ "url": data["url"],
+ "content": data["content"],
+ "tags": data["tags"],
+ "date": int(data["date_gmt"][0:4] + data["date_gmt"][5:7] + data["date_gmt"][8:10])
+ }
+ }
+ if self.popularity:
+ parsed_data["fields"]["popularity"] = \
+ float(self.likes_per_blog[data["blog"]]) / float(self.total_number_of_likes)
+
+ print(json.dumps(parsed_data))
+
+ unparsed_file.close()
+
+if __name__ == '__main__':
+ KaggleRawDataParser().main()