X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Ftools%2Fdash%2Fapp%2Fpal%2F__init__.py;fp=resources%2Ftools%2Fdash%2Fapp%2Fpal%2F__init__.py;h=4e32598147258d80316d913b18fdd5124b08c385;hp=ba68c017a159b512b7c9216221bc705a41aec027;hb=3c421a0c9690b782f299946903a928632cb36f52;hpb=cb61767fb2133890a786fc8f580109e9f8f3c5c5

diff --git a/resources/tools/dash/app/pal/__init__.py b/resources/tools/dash/app/pal/__init__.py
index ba68c017a1..4e32598147 100644
--- a/resources/tools/dash/app/pal/__init__.py
+++ b/resources/tools/dash/app/pal/__init__.py
@@ -20,6 +20,17 @@ from flask import Flask
 from flask_assets import Environment
 
 
+# Maximal value of TIME_PERIOD in days.
+# Do not change without a good reason.
+MAX_TIME_PERIOD = 180
+
+# It defines the time period in days from now back to the past from which data
+# is read to dataframes.
+# TIME_PERIOD = None means all data (max MAX_TIME_PERIOD days) is read.
+# TIME_PERIOD = MAX_TIME_PERIOD is the default value
+TIME_PERIOD = MAX_TIME_PERIOD  # [days]
+
+
 def init_app():
     """Construct core Flask application with embedded Dash app.
     """
@@ -42,13 +53,19 @@ def init_app():
         assets = Environment()
         assets.init_app(app)
 
+        if TIME_PERIOD is None or TIME_PERIOD > MAX_TIME_PERIOD:
+            time_period = MAX_TIME_PERIOD
+        else:
+            time_period = TIME_PERIOD
+
         # Import Dash applications.
         from .stats.stats import init_stats
-        app = init_stats(app)
+        app = init_stats(app, time_period=time_period)
 
         from .trending.trending import init_trending
-        app = init_trending(app)
+        app = init_trending(app, time_period=time_period)
 
     return app
 
+
 app = init_app()