git-annex in

[cdsc_reddit.git] / datasets / comments_2_parquet_part2.py

diff --git a/datasets/comments_2_parquet_part2.py b/datasets/comments_2_parquet_part2.py
index 0d5cc9edf10df5f19104032b421096014143a233..1031c683f9ae6d94ca157f34832e2398b0af2e85 100755 (executable)
--- a/datasets/comments_2_parquet_part2.py
+++ b/datasets/comments_2_parquet_part2.py
@@ -2,12 +2,19 @@
 
 # spark script to make sorted, and partitioned parquet files 
 
+import pyspark
 from pyspark.sql import functions as f
 from pyspark.sql import SparkSession
 
 spark = SparkSession.builder.getOrCreate()
 
-df = spark.read.parquet("/gscratch/comdata/output/reddit_comments.parquet_temp2",compression='snappy')
+conf = pyspark.SparkConf().setAppName("Reddit submissions to parquet")
+conf = conf.set("spark.sql.shuffle.partitions",2000)
+conf = conf.set('spark.sql.crossJoin.enabled',"true")
+conf = conf.set('spark.debug.maxToStringFields',200)
+sc = spark.sparkContext
+
+df = spark.read.parquet("/gscratch/comdata/output/temp/reddit_comments.parquet",compression='snappy')
 
 df = df.withColumn("subreddit_2", f.lower(f.col('subreddit')))
 df = df.drop('subreddit')
@@ -21,9 +28,9 @@ df = df.withColumn("Day",f.dayofmonth(f.col("CreatedAt")))
 df = df.repartition('subreddit')
 df2 = df.sort(["subreddit","CreatedAt","link_id","parent_id","Year","Month","Day"],ascending=True)
 df2 = df2.sortWithinPartitions(["subreddit","CreatedAt","link_id","parent_id","Year","Month","Day"],ascending=True)
-df2.write.parquet("/gscratch/comdata/users/nathante/reddit_comments_by_subreddit.parquet_new", mode='overwrite', compression='snappy')
+df2.write.parquet("/gscratch/scrubbed/comdata/output/reddit_comments_by_subreddit.parquet", mode='overwrite', compression='snappy')
 
 df = df.repartition('author')
 df3 = df.sort(["author","CreatedAt","subreddit","link_id","parent_id","Year","Month","Day"],ascending=True)
 df3 = df3.sortWithinPartitions(["author","CreatedAt","subreddit","link_id","parent_id","Year","Month","Day"],ascending=True)
-df3.write.parquet("/gscratch/comdata/users/nathante/reddit_comments_by_author.parquet_new", mode='overwrite',compression='snappy')
+df3.write.parquet("/gscratch/scrubbed/comdata/output/reddit_comments_by_author.parquet", mode='overwrite',compression='snappy')