Refactor and reorganze.

[cdsc_reddit.git] / similarities / #tfidf_weekly.py#

diff --git a/similarities/#tfidf_weekly.py# b/similarities/#tfidf_weekly.py#
new file mode 100644 (file)
index 0000000..8b0e8ff
--- /dev/null
+++ b/similarities/#tfidf_weekly.py#
@@ -0,0 +1,24 @@
+from pyspark.sql import functions as f
+from pyspark.sql import SparkSession
+from pyspark.sql import Window
+from similarities_helper import build_weekly_tfidf_dataset
+import pandas as pd
+
+def tfidf_weekly(inpath, outpath, topN, term_colname, exclude):
+    
+spark = SparkSession.builder.getOrCreate()
+df = spark.read.parquet("/gscratch/comdata/output/reddit_ngrams/comment_terms.parquet")
+
+include_subs = pd.read_csv("/gscratch/comdata/output/reddit_similarity/subreddits_by_num_comments.csv")
+
+include_subs = set(include_subs.loc[include_subs.comments_rank <= 25000]['subreddit'])
+
+# remove [deleted] and AutoModerator (TODO remove other bots)
+# df = df.filter(df.author != '[deleted]')
+# df = df.filter(df.author != 'AutoModerator')
+
+df = build_weekly_tfidf_dataset(df, include_subs, 'term')
+
+
+df.write.parquet('/gscratch/comdata/output/reddit_similarity/tfidf_weekly/comment_terms.parquet', mode='overwrite', compression='snappy')
+spark.stop()