Enforce --write-changes in interactive mode

Co-authored-by: Dimitri Papadopoulos <3234522+DimitriPapadopoulos@users.noreply.github.com>

codespell_lib/_codespell.py

@@ -1126,6 +1126,9 @@ def main(*args: str) -> int:
         for ifile, cfg_file in enumerate(used_cfg_files, start=1):
             print(f"    {ifile}: {cfg_file}")
 
+    if options.interactive > 0:
+        options.write_changes = True
+
     if options.regex and options.write_changes:
         return _usage_error(
             parser,

codespell_lib/tests/test_basic.py

@@ -243,8 +243,6 @@ def test_interactivity(
                 cs.main("-i", "-1", fname)
             assert e.type is SystemExit
             assert e.value.code != 0
-        with FakeStdin("y\n"):
-            assert cs.main("-i", "3", fname) == 1
         with FakeStdin("n\n"):
             result = cs.main("-w", "-i", "3", fname, std=True)
             assert isinstance(result, tuple)

pyproject.toml

@@ -169,6 +169,6 @@ max-complexity = 45
 [tool.ruff.lint.pylint]
 allow-magic-value-types = ["bytes", "int", "str",]
 max-args = 13
-max-branches = 47
+max-branches = 48
 max-returns = 12
 max-statements = 119