Remove pip upgrade from integration test runs because of pip upgrade

error

.github/workflows/main.yml

@@ -149,8 +149,9 @@ jobs:
 
       - name: Install python tools
         run: |
-          pip install --user --upgrade pip
-          pip --version
+          # Removing pip upgrade because of #5321
+          # pip install --user --upgrade pip
+          # pip --version
           pip install tox
           tox --version
 

Makefile

@@ -9,7 +9,7 @@ endif
 .PHONY: dev
 dev: ## Installs dbt-* packages in develop mode along with development dependencies.
 	@\
-	pip install -r dev-requirements.txt -r editable-requirements.txt && \
+	pip install -r dev-requirements.txt -r editable-requirements.txt
 
 .PHONY: mypy
 mypy: .env ## Runs mypy against staged changes for static type checking.

core/dbt/graph/selector_spec.py

@@ -2,7 +2,7 @@ import os
 import re
 from abc import ABCMeta, abstractmethod
 from dataclasses import dataclass
-from dbt.dataclass_schema import StrEnum
+from dbt.dataclass_schema import StrEnum, dbtClassMixin
 
 from typing import Set, Iterator, List, Optional, Dict, Union, Any, Iterable, Tuple
 from .graph import UniqueId
@@ -169,7 +169,7 @@ class SelectionCriteria:
         )
 
 
-class BaseSelectionGroup(Iterable[SelectionSpec], metaclass=ABCMeta):
+class BaseSelectionGroup(dbtClassMixin, Iterable[SelectionSpec], metaclass=ABCMeta):
     def __init__(
         self,
         components: Iterable[SelectionSpec],

test/unit/test_graph_selection.py

@@ -11,6 +11,13 @@ from dbt.node_types import NodeType
 
 import networkx as nx
 
+from dbt import flags
+
+from argparse import Namespace
+from dbt.contracts.project import UserConfig
+
+flags.set_from_args(Namespace(), UserConfig())
+
 
 def _get_graph():
     integer_graph = nx.balanced_tree(2, 2, nx.DiGraph())