Added package version validation

EPO-8832 Added package version validation as part of login

pyproject.toml

@@ -4,9 +4,10 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "rubin.citsci"
-version = "0.2.3"
+version = "0.2.4"
 readme = "README.md"
 dependencies = [
     "panoptes_client",
     'google.cloud.storage',
+    'requests',
 ]

src/rubin/citsci/pipeline.py

@@ -1,6 +1,7 @@
-import csv, uuid, os, shutil, json, logging, urllib.request, base64, re
+import csv, uuid, os, shutil, json, logging, urllib.request, base64, re, requests
 from datetime import datetime, timezone, timedelta
 from IPython.display import display
+from importlib.metadata import version
 import google.cloud.storage as storage
 import panoptes_client
 from panoptes_client import Project, SubjectSet, Classification
@@ -62,9 +63,12 @@ def login_to_zooniverse(self, slug_name, email):
 
                 https://www.zooniverse.org/
 
-            Email address validation occurs before the login prompt is called.
+            Email address validation occurs before the login prompt is called and also
+            checks if the latest version of this package is installed.
         """
 
+        self.__check_package_version()
+
         valid_email = self.__validate_email_address(email)
 
         if(valid_email):
@@ -78,6 +82,22 @@ def login_to_zooniverse(self, slug_name, email):
             print("Invalid email address! Please check the email address you provided and ensure it is correct.")
         return
 
+    def __check_package_version():
+        try:
+            installed_version = version('rubin.citsci')
+            res = requests.get('https://pypi.org/simple/rubin-citsci/', headers = {"Accept": "application/vnd.pypi.simple.v1+json"})
+            res_json = json.loads(res.content.decode('utf-8'))
+            latest_version = res_json["versions"][-1]
+
+            if (installed_version == latest_version) is False:
+                print("WARNING! : You currently have v" + installed_version + " of this package installed, but v" + latest_version + " is available.")
+                print("To install the latest version, open up a terminal tab and run the following command:")
+                print("    pip install --upgrade --force-reinstall rubin.citsci")
+                print("After the upgrade installation has finished, please restart the kernel for the changes to take effect.")
+        except Exception as e:
+                print("ERROR! : An error occurred while attempting to validate that the latest version of the rubin.citsci package is installed. Please notify the EPO citizen science team that this error message has occurred!")
+        return
+
     def __validate_email_address(email):
         regex = r'\b[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Z|a-z]{2,7}\b'
         if re.fullmatch(regex, email):