Create a cloud functions http-trigger to calculate angle between hours and minute hand in a clock.

cloudbuild.yaml

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+steps:
+- name: 'gcr.io/cloud-builders/gcloud'
+  args:
+  - functions
+  - deploy
+  - calcAngle
+  - --source=https://source.developers.google.com/projects/data-engineer-practice-263910/repos/github_jafarshaik6_clocks
+  - --runtime
+  - python37
+  - --trigger-http
+  - --allow-unauthenticated

main.py

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+from flask import escape
+def calcAngle(request):
+    request_json = request.get_json(silent=True)
+    request_args = request.args
+
+    if request_json and ('hour' in request_json and 'minute' in request_json):
+        hour = request_json['hour']
+        minute = request_json['minute']
+    else:
+        hour = 12
+        minute = 0
+    if (hour < 0 or minute < 0 or hour > 12 or minute > 60):
+        print('Wrong input')
+    if (hour == 12):
+        hour = 0
+    if (minute == 60):
+        minute = 0
+
+    # Calculate the angles moved by
+    # hour and minute hands with
+    # reference to 12:00
+    hour_angle = 0.5 * (hour * 60 + minute)
+    minute_angle = 6 * minute
+
+    # Find the difference between two angles
+    angle = abs(hour_angle - minute_angle)
+
+    # Return the smaller angle of two
+    # possible angles
+    angle = str(int(min(360 - angle, angle)))
+
+    return 'Angle is {}'.format(escape(angle))

main_test.py

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+from unittest.mock import Mock
+
+import main
+
+
+def test_clock_angle():
+    name = 'test'
+    data = {'hour': 9,'minute':0}
+    req = Mock(get_json=Mock(return_value=data), args=data)
+
+    # Call tested function
+    assert main.calc(req) == 'Angle is {}!'.format(angle)
+
+
+def test_print_hello_world():
+    data = {}
+    req = Mock(get_json=Mock(return_value=data), args=data)
+
+    # Call tested function
+    assert main.calc(req) == 'Angle is {}'.format(angle)

requirements-test.txt

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+pytest==5.3.2

requirements.txt

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+flask==1.1.2
+google-cloud-error-reporting==0.33.0