Remove terminal_reporter workaroundd from logging.py

The workaround was removed form the logging module by creating python
properties for verbosity related settings in the terminalreporter.

Closes: #4733

Author: twmr

src/_pytest/logging.py

@@ -435,13 +435,6 @@ def _setup_cli_logging(self):
             # terminal reporter is disabled e.g. by pytest-xdist.
             return
 
-        # FIXME don't set verbosity level and derived attributes of
-        # terminalwriter directly
-        terminal_reporter.verbosity = config.option.verbose
-        terminal_reporter.showheader = terminal_reporter.verbosity >= 0
-        terminal_reporter.showfspath = terminal_reporter.verbosity >= 0
-        terminal_reporter.showlongtestinfo = terminal_reporter.verbosity > 0
-
         capture_manager = config.pluginmanager.get_plugin("capturemanager")
         # if capturemanager plugin is disabled, live logging still works.
         log_cli_handler = _LiveLoggingStreamHandler(terminal_reporter, capture_manager)

src/_pytest/terminal.py

@@ -222,10 +222,6 @@ def __init__(self, config, file=None):
         import _pytest.config
 
         self.config = config
-        self.verbosity = self.config.option.verbose
-        self.showheader = self.verbosity >= 0
-        self.showfspath = self.verbosity >= 0
-        self.showlongtestinfo = self.verbosity > 0
         self._numcollected = 0
         self._session = None
 
@@ -255,6 +251,22 @@ def _determine_show_progress_info(self):
             return False
         return self.config.getini("console_output_style") in ("progress", "count")
 
+    @property
+    def verbosity(self):
+        return self.config.option.verbose
+
+    @property
+    def showheader(self):
+        return self.verbosity >= 0
+
+    @property
+    def showfspath(self):
+        return self.verbosity >= 0
+
+    @property
+    def showlongtestinfo(self):
+        return self.verbosity > 0
+
     def hasopt(self, char):
         char = {"xfailed": "x", "skipped": "s"}.get(char, char)
         return char in self.reportchars