[setup.py] Pin external runtime dependencies at known working versions

setup.py

@@ -140,19 +140,20 @@
         ]
     },
     install_requires=[
-        'click',
-        'ipaddress',
+        'click==7.0',
+        'ipaddress==1.0.23',
         'jsondiff==1.2.0',
-        'm2crypto',
-        'natsort==6.2.1', # 6.2.1 is the last version which supports Python 2
-        'netaddr',
-        'netifaces',
-        'pexpect',
+        'm2crypto==0.31.0',
+        'natsort==6.2.1',  # 6.2.1 is the last version which supports Python 2
+        'netaddr==0.8.0',
+        'netifaces==0.10.7',
+        'pexpect==4.8.0',
         'sonic-py-common',
         'sonic-yang-mgmt',
         'swsssdk>=2.0.1',
         'tabulate==0.8.2',
-        'xmltodict==0.12.0'
+        'xmltodict==0.12.0',
+        'zipp==1.2.0'  # Need to pin this down for Python 2, for Python 3 we should be able to remove altogether
     ],
     setup_requires= [
         'pytest-runner',

tests/bgp_commands_test.py

@@ -86,7 +86,7 @@
 
 show_error_invalid_json = """\
 Usage: summary [OPTIONS]
-Try 'summary --help' for help.
+Try "summary --help" for help.
 
 Error: bgp summary from bgp container not in json format
 """

tests/console_test.py

@@ -34,7 +34,7 @@ def test_console_add_no_baud(self):
         print(result.exit_code)
         print(sys.stderr, result.output)
         assert result.exit_code != 0
-        assert "Missing option '--baud'" in result.output
+        assert "Missing option \"--baud\"" in result.output
 
     def test_console_add_name_conflict(self):
         runner = CliRunner()
@@ -84,4 +84,4 @@ def test_console_del_success(self):
         result = runner.invoke(config.config.commands["console"].commands["del"], ["1"], obj=db)
         print(result.exit_code)
         print(sys.stderr, result.output)
-        assert result.exit_code == 0
+        assert result.exit_code == 0

tests/counterpoll_test.py

@@ -47,7 +47,7 @@ def test_port_buffer_drop_interval_too_short(self):
         runner = CliRunner()
         result = runner.invoke(counterpoll.cli.commands["port-buffer-drop"].commands["interval"], ["1000"])
         print(result.output)
-        expected = "Invalid value for 'POLL_INTERVAL': 1000 is not in the valid range of 30000 to 300000."
+        expected = "Invalid value for \"POLL_INTERVAL\": 1000 is not in the valid range of 30000 to 300000."
         assert result.exit_code == 2
         assert expected in result.output