Fix ansible-test interpreter tracking.

Track the interpreter for each copy of the injector by the interpreter
path instead of the interpreter version. This avoids the possibility
of mixing different interpreters with the same version.

(cherry picked from commit fa53b4805b)

test/runner/lib/executor.py

@@ -346,7 +346,7 @@ def command_network_integration(args):
     instances = []  # type: list [lib.thread.WrappedThread]
 
     if args.platform:
-        get_coverage_path(args, args.python_version, args.python_executable)  # initialize before starting threads
+        get_coverage_path(args, args.python_executable)  # initialize before starting threads
 
         configs = dict((config['platform_version'], config) for config in args.metadata.instance_config)
 
@@ -514,7 +514,7 @@ def command_windows_integration(args):
     httptester_id = None
 
     if args.windows:
-        get_coverage_path(args, args.python_version, args.python_executable)  # initialize before starting threads
+        get_coverage_path(args, args.python_executable)  # initialize before starting threads
 
         configs = dict((config['platform_version'], config) for config in args.metadata.instance_config)
 

test/runner/lib/util.py

@@ -197,7 +197,7 @@ def intercept_command(args, cmd, target_name, capture=False, env=None, data=None
     cmd = list(cmd)
     version = python_version or args.python_version
     interpreter = find_python(version, path)
-    inject_path = get_coverage_path(args, version, interpreter)
+    inject_path = get_coverage_path(args, interpreter)
     config_path = os.path.join(inject_path, 'injector.json')
     coverage_file = os.path.abspath(os.path.join(inject_path, '..', 'output', '%s=%s=%s=%s=coverage' % (
         args.command, target_name, args.coverage_label or 'local-%s' % version, 'python-%s' % version)))
@@ -222,19 +222,18 @@ def intercept_command(args, cmd, target_name, capture=False, env=None, data=None
     return run_command(args, cmd, capture=capture, env=env, data=data, cwd=cwd)
 
 
-def get_coverage_path(args, version, interpreter):
+def get_coverage_path(args, interpreter):
     """
     :type args: TestConfig
-    :type version: str
     :type interpreter: str
     :rtype: str
     """
-    coverage_path = COVERAGE_PATHS.get(version)
+    coverage_path = COVERAGE_PATHS.get(interpreter)
 
     if coverage_path:
         return os.path.join(coverage_path, 'coverage')
 
-    prefix = 'ansible-test-coverage-python-%s-' % version
+    prefix = 'ansible-test-coverage-'
     tmp_dir = '/tmp'
 
     if args.explain:
@@ -261,15 +260,15 @@ def get_coverage_path(args, version, interpreter):
     if not COVERAGE_PATHS:
         atexit.register(cleanup_coverage_dirs)
 
-    COVERAGE_PATHS[version] = coverage_path
+    COVERAGE_PATHS[interpreter] = coverage_path
 
     return os.path.join(coverage_path, 'coverage')
 
 
 def cleanup_coverage_dirs():
     """Clean up all coverage directories."""
-    for version, path in COVERAGE_PATHS.items():
-        display.info('Cleaning up coverage directory for Python %s: %s' % (version, path), verbosity=2)
+    for path in COVERAGE_PATHS.values():
+        display.info('Cleaning up coverage directory: %s' % path, verbosity=2)
         cleanup_coverage_dir(path)