chore(refactor): Remove arrow dependency from the project

app/templates/flask_ext/jinja/filters.py

@@ -1,6 +1,16 @@
-import arrow
+from datetime import datetime
+
 from forex_python.converter import CurrencyCodes
+import humanize
+import pytz
+
+
+def humanize_helper(time):
+    """Returns time passed from now in a human readable duration"""
 
+    if not time:
+        return "N/A"
+    return humanize.naturaltime(datetime.now(pytz.utc) - time.astimezone(pytz.utc))
 
 def init_filters(app):
     @app.template_filter('currency_symbol')
@@ -18,7 +28,4 @@ def simple_datetime_display(date):
 
     @app.template_filter('humanize')
     def humanize_filter(time):
-        if not time:
-            return "N/A"
-        # TODO(Areeb): Only usage of arrow. Remove
-        return arrow.get(time).humanize()
+        return humanize_helper(time)

requirements/common.txt

@@ -25,7 +25,6 @@ gunicorn==20.0.4
 boto==2.49
 geoip2==3.0.0
 SQLAlchemy-Continuum==1.3.10
-arrow==0.15.5 # TODO(Areeb): Only used in 1 place. Removes
 bleach==3.1.5
 stripe==2.48.0
 xhtml2pdf==0.2.4

tests/all/integration/api/helpers/test_humanize_helper.py

@@ -0,0 +1,19 @@
+import datetime
+
+from app.templates.flask_ext.jinja.filters import humanize_helper
+from tests.factories.order import OrderFactory
+
+
+def test_humanize_helper(db):
+    """Method to test humanization of order creation time"""
+
+    test_order = OrderFactory(
+        created_at=datetime.datetime.now() - datetime.timedelta(days=10)
+    )
+    actual_response = humanize_helper(test_order.created_at)
+    expected_response = '10 days ago'
+    assert actual_response == expected_response
+
+    actual_response = humanize_helper(test_order.completed_at)
+    expected_response = 'N/A'
+    assert actual_response == expected_response