Fix to handle regression test when package is missing on PyPI (#10180)

* Add exception handling to handle when package is missing on PyPI

scripts/devops_tasks/common_tasks.py

@@ -386,7 +386,11 @@ def filter_dev_requirements(pkg_root_path, packages_to_exclude, dest_dir):
 def is_required_version_on_pypi(package_name, spec):
     from pypi_tools.pypi import PyPIClient
     client = PyPIClient()
-    versions = [str(v) for v in client.get_ordered_versions(package_name) if str(v) in spec]
+    versions = []
+    try:
+        versions = [str(v) for v in client.get_ordered_versions(package_name) if str(v) in spec]
+    except:
+        logging.error("Package {} is not found on PyPI", package_name)
     return versions
 
 def find_packages_missing_on_pypi(path):

scripts/devops_tasks/git_helper.py

@@ -30,15 +30,20 @@ def get_release_tag(dep_pkg_name, isLatest):
     from pypi_tools.pypi import PyPIClient
 
     client = PyPIClient()
-    versions = [str(v) for v in client.get_ordered_versions(dep_pkg_name)]
-    logging.info("Versions for {0} is: {1}".format(dep_pkg_name, versions))
+    versions = []
+    try:
+        versions = [str(v) for v in client.get_ordered_versions(dep_pkg_name)]
+        logging.info("Versions available on PyPI for {0} are: {1}".format(dep_pkg_name, versions))
+    except:
+        logging.error("Package {} is not available on PyPI".format(dep_pkg_name))
+        return None
 
     # filter excluded versions
     if dep_pkg_name in EXCLUDED_PACKAGE_VERSIONS:
         versions = [v for v in versions if  v not in EXCLUDED_PACKAGE_VERSIONS[dep_pkg_name]]
         logging.info("Filtered versions for {0} is: {1}".format(dep_pkg_name, versions))
 
-    if len(versions) == 0:
+    if not versions:
         logging.info(
             "Released version info for package {} is not available".format(dep_pkg_name)
         )

sdk/core/azure-core/dev_requirements.txt

@@ -6,4 +6,4 @@ typing_extensions>=3.7.2
 opencensus>=0.6.0
 opencensus-ext-azure>=0.3.1
 opencensus-ext-threading
-mock
+mock