fix(ci): Limit pika, pip and setuptools to 2.7 compatible versions

Signed-off-by: Ferenc Géczi <[email protected]>

Author: Ferenc-

.circleci/config.yml

@@ -16,7 +16,7 @@ commands:
           command: |
             rm -rf venv
             export PATH=/home/circleci/.local/bin:$PATH
-            pip install -U pip setuptools virtualenv wheel
+            pip install -U 'pip<21.0.0' 'setuptools<58' virtualenv wheel
             virtualenv --python=python2.7 --always-copy venv
             . venv/bin/activate
             pip install 'wheel>=0.29.0'

tests/requirements-27.txt

@@ -18,7 +18,9 @@ nose>=1.0
 PyMySQL[rsa]>=0.9.1
 pyOpenSSL>=16.1.0;python_version<="2.7"
 psycopg2>=2.7.1
-pika>=1.0.0
+
+# Pika 1.3.0 already depends on 'setuptools>=61.2' which is doesn't support python 2.7
+pika>=1.0.0,<1.3.0
 
 # protobuf is pulled in and also `basictracer`, a core instana dependency
 # and also by google-cloud-storage