Merge pull request #22 from 4n4nd/v0.0.2

Add properties `start_time` and `end_time` (datetime objects)

Author: hemajv

prometheus_api_client/__init__.py

@@ -1,7 +1,7 @@
 """ A collection of tools to collect and manipulate prometheus metrics"""
 
 __title__ = "prometheus-connect"
-__version__ = "0.0.2b1"
+__version__ = "0.0.2b3"
 
 from .prometheus_connect import *
 from .metric import Metric

prometheus_api_client/metric.py

@@ -68,6 +68,10 @@ def __init__(self, metric, oldest_data_datetime=None):
             )
             self.metric_values["ds"] = pandas.to_datetime(self.metric_values["ds"], unit="s")
 
+        # Set the metric start time and the metric end time
+        self.start_time = dateparser.parse(str(self.metric_values["ds"].head(1).values[0]))
+        self.end_time = dateparser.parse(str(self.metric_values["ds"].tail(1).values[0]))
+
     def __eq__(self, other):
         """
         overloading operator ``=``
@@ -145,6 +149,14 @@ def __add__(self, other):
                 # truncate the df within the mask
                 new_metric.metric_values = new_metric.metric_values.loc[mask]
 
+            # Update the metric start time and the metric end time for the new Metric
+            new_metric.start_time = dateparser.parse(
+                str(new_metric.metric_values["ds"].head(1).values[0])
+            )
+            new_metric.end_time = dateparser.parse(
+                str(new_metric.metric_values["ds"].tail(1).values[0])
+            )
+
             return new_metric
 
         if self.metric_name != other.metric_name:

setup.py

@@ -12,7 +12,7 @@ def get_install_requires():
 
 setuptools.setup(
     name="prometheus-api-client",
-    version="0.0.2b1",
+    version="0.0.2b3",
     author="Anand Sanmukhani",
     author_email="[email protected]",
     description="A small python api to collect data from prometheus",