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app.py
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from snowplow_tracker import (
Tracker,
Emitter,
Subject,
SelfDescribingJson,
PageView,
SelfDescribing,
)
import snowflake.connector
import brotli
import gzip
TRACKER_COLS = [
"PLATFORM",
"EVENT",
"USER_ID",
"USER_IPADDRESS",
"DOMAIN_USERID",
"DOMAIN_SESSIONIDX",
"NETWORK_USERID",
"PAGE_URL",
"PAGE_TITLE",
"PAGE_REFERRER",
"BR_LANG",
"BR_COOKIES",
"BR_COLORDEPTH",
"BR_VIEWWIDTH",
"BR_VIEWHEIGHT",
"OS_TIMEZONE",
"DVCE_SCREENWIDTH",
"DVCE_SCREENHEIGHT",
"DOC_CHARSET",
"DOC_WIDTH",
"DOC_HEIGHT",
"DVCE_SENT_TSTAMP",
"DOMAIN_SESSIONID",
"TRUE_TSTAMP",
"CONTEXTS_COM_SNOWPLOWANALYTICS_SNOWPLOW_WEB_PAGE_1",
"CONTEXTS_SNOWPLOWANALYTICS_COM_USER_1",
"UNSTRUCT_EVENT_SNOWPLOWANALYTICS_COM_IMPRESSION_1",
"UNSTRUCT_EVENT_SNOWPLOWANALYTICS_COM_CLICK_1",
"UNSTRUCT_EVENT_SNOWPLOWANALYTICS_COM_ACTIVATION_1",
"UNSTRUCT_EVENT_SNOWPLOWANALYTICS_COM_VIEW_1",
"UNSTRUCT_EVENT_SNOWPLOWANALYTICS_COM_DISMISS_1",
"UNSTRUCT_EVENT_SNOWPLOWANALYTICS_COM_PRODUCT_CLICK_1",
"CONTEXTS_SNOWPLOWANALYTICS_COM_PRODUCT_1",
"CONTEXTS_SNOWPLOWANALYTICS_COM_CART_1",
"CONTEXTS_SNOWPLOWANALYTICS_COM_CHECKOUT_STEP_1",
"CONTEXTS_SNOWPLOWANALYTICS_COM_TRANSACTION_1",
"event_name"
]
ctx = snowflake.connector.connect(
user="XXXXXXXXXXXX",
password="XXXXXXXXXXXX",
account="XXXXXXXXXXXX"
)
def gzip_compression(data):
return gzip.compress(bytes(data, "UTF-8"))
def brotli_compression(data):
return brotli.compress(bytes(data, "UTF-8"))
def get_snowflake_data(num_rows):
cols = ",".join(str(element) for element in TRACKER_COLS)
sql_comm = "select "
sql_comm += cols
sql_comm += " from ANALYTICS_DEV_DB.ATOMIC.EVENTS limit " + str(num_rows)
cs = ctx.cursor()
try:
df = cs.execute(sql_comm)
ret = df.fetchall()
finally:
cs.close()
ctx.close()
return ret
def create_event(row, tracker):
subject= Subject().set_user_id(row[2]).set_ip_address(row[3]).set_domain_user_id(row[4]).set_domain_session_index(row[5]).set_network_user_id(row[6]).set_lang(row[10]).set_platform(row[0]).set_screen_resolution(row[13], row[14]).set_domain_session_id(row[22])
contexts = []
contexts.append( SelfDescribingJson(
"iglu:com.my_company/CONTEXTS_COM_SNOWPLOWANALYTICS_SNOWPLOW_WEB_PAGE_1/jsonschema/1-0-0",
row[24]
))
contexts.append( SelfDescribingJson(
"iglu:com.my_company/CONTEXTS_SNOWPLOWANALYTICS_COM_USER_1/jsonschema/1-0-0",
row[25]
))
contexts.append( SelfDescribingJson(
"iglu:com.my_company/CONTEXTS_SNOWPLOWANALYTICS_COM_PRODUCT_1/jsonschema/1-0-0",
row[32]
))
contexts.append( SelfDescribingJson(
"iglu:com.my_company/CONTEXTS_SNOWPLOWANALYTICS_COM_CART_1/jsonschema/1-0-0",
row[33]
))
contexts.append( SelfDescribingJson(
"iglu:com.my_company/CONTEXTS_SNOWPLOWANALYTICS_COM_CHECKOUT_STEP_1/jsonschema/1-0-0",
row[34]
))
contexts.append( SelfDescribingJson(
"iglu:com.my_company/CONTEXTS_SNOWPLOWANALYTICS_COM_TRANSACTION_1/jsonschema/1-0-0",
row[35]
))
if(row[1] == 'page_view'):
event = PageView(row[7], row[8], row[9], subject, context=contexts)
else:
event_name = row[36]
event_types = {"impression": row[26], "product_click": row[31], 'transaction': row[35]}
if event_name in event_types.keys():
event_desc = event_types[event_name]
else:
event_desc="unstruct"
event = SelfDescribing(SelfDescribingJson("iglu:com.snowplowanalytics.snowplow/unstruct_event/1-0-0", event_desc), event_subject=subject, context=contexts)
tracker.track(event)
def run_test(data_length, tracker):
df = get_snowflake_data(data_length)
for row in df:
create_event(row, tracker)
tracker.flush()
def main():
data_length = 10 # Edit for different length tests
e = Emitter("localhost", batch_size=data_length, buffer_capacity=10000000, request_timeout=1)
tracker = Tracker(namespace="snowplow_tracker", emitters=e, encode_base64=False)
run_test(data_length, tracker=tracker)
if __name__ == "__main__":
main()