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-rw-r--r--Lib/pathlib/_abc.py10
-rw-r--r--Lib/test/test_pathlib/test_pathlib_abc.py48
2 files changed, 26 insertions, 32 deletions
diff --git a/Lib/pathlib/_abc.py b/Lib/pathlib/_abc.py
index 6a19284..2fc087d 100644
--- a/Lib/pathlib/_abc.py
+++ b/Lib/pathlib/_abc.py
@@ -167,13 +167,7 @@ class PurePathBase:
def __str__(self):
"""Return the string representation of the path, suitable for
passing to system calls."""
- paths = self._raw_paths
- if len(paths) == 1:
- return paths[0]
- elif paths:
- return self.pathmod.join(*paths)
- else:
- return ''
+ return self.pathmod.join(*self._raw_paths)
def as_posix(self):
"""Return the string representation of the path with forward (/)
@@ -838,7 +832,7 @@ class PathBase(PurePathBase):
# enable users to replace the implementation of 'absolute()' in a
# subclass and benefit from the new behaviour here. This works because
# os.path.abspath('.') == os.getcwd().
- return cls().absolute()
+ return cls('').absolute()
def expanduser(self):
""" Return a new path with expanded ~ and ~user constructs
diff --git a/Lib/test/test_pathlib/test_pathlib_abc.py b/Lib/test/test_pathlib/test_pathlib_abc.py
index 7c8a0f4..14df1e6 100644
--- a/Lib/test/test_pathlib/test_pathlib_abc.py
+++ b/Lib/test/test_pathlib/test_pathlib_abc.py
@@ -227,9 +227,9 @@ class DummyPurePathTest(unittest.TestCase):
self.assertFalse(P('c:/a/B.Py').match('C:/A/*.pY', case_sensitive=True))
self.assertTrue(P('/a/b/c.py').match('/A/*/*.Py', case_sensitive=False))
# Matching against empty path
- self.assertFalse(P().match('*'))
- self.assertTrue(P().match('**'))
- self.assertFalse(P().match('**/*'))
+ self.assertFalse(P('').match('*'))
+ self.assertTrue(P('').match('**'))
+ self.assertFalse(P('').match('**/*'))
def test_parts_common(self):
# `parts` returns a tuple.
@@ -249,8 +249,8 @@ class DummyPurePathTest(unittest.TestCase):
p = P('a/b/c')
self.assertEqual(p.parent, P('a/b'))
self.assertEqual(p.parent.parent, P('a'))
- self.assertEqual(p.parent.parent.parent, P())
- self.assertEqual(p.parent.parent.parent.parent, P())
+ self.assertEqual(p.parent.parent.parent, P(''))
+ self.assertEqual(p.parent.parent.parent.parent, P(''))
# Anchored
p = P('/a/b/c')
self.assertEqual(p.parent, P('/a/b'))
@@ -478,20 +478,20 @@ class DummyPurePathTest(unittest.TestCase):
p = P('a/b')
self.assertRaises(TypeError, p.relative_to)
self.assertRaises(TypeError, p.relative_to, b'a')
- self.assertEqual(p.relative_to(P()), P('a/b'))
+ self.assertEqual(p.relative_to(P('')), P('a/b'))
self.assertEqual(p.relative_to(''), P('a/b'))
self.assertEqual(p.relative_to(P('a')), P('b'))
self.assertEqual(p.relative_to('a'), P('b'))
self.assertEqual(p.relative_to('a/'), P('b'))
- self.assertEqual(p.relative_to(P('a/b')), P())
- self.assertEqual(p.relative_to('a/b'), P())
- self.assertEqual(p.relative_to(P(), walk_up=True), P('a/b'))
+ self.assertEqual(p.relative_to(P('a/b')), P(''))
+ self.assertEqual(p.relative_to('a/b'), P(''))
+ self.assertEqual(p.relative_to(P(''), walk_up=True), P('a/b'))
self.assertEqual(p.relative_to('', walk_up=True), P('a/b'))
self.assertEqual(p.relative_to(P('a'), walk_up=True), P('b'))
self.assertEqual(p.relative_to('a', walk_up=True), P('b'))
self.assertEqual(p.relative_to('a/', walk_up=True), P('b'))
- self.assertEqual(p.relative_to(P('a/b'), walk_up=True), P())
- self.assertEqual(p.relative_to('a/b', walk_up=True), P())
+ self.assertEqual(p.relative_to(P('a/b'), walk_up=True), P(''))
+ self.assertEqual(p.relative_to('a/b', walk_up=True), P(''))
self.assertEqual(p.relative_to(P('a/c'), walk_up=True), P('../b'))
self.assertEqual(p.relative_to('a/c', walk_up=True), P('../b'))
self.assertEqual(p.relative_to(P('a/b/c'), walk_up=True), P('..'))
@@ -517,15 +517,15 @@ class DummyPurePathTest(unittest.TestCase):
self.assertEqual(p.relative_to(P('/a')), P('b'))
self.assertEqual(p.relative_to('/a'), P('b'))
self.assertEqual(p.relative_to('/a/'), P('b'))
- self.assertEqual(p.relative_to(P('/a/b')), P())
- self.assertEqual(p.relative_to('/a/b'), P())
+ self.assertEqual(p.relative_to(P('/a/b')), P(''))
+ self.assertEqual(p.relative_to('/a/b'), P(''))
self.assertEqual(p.relative_to(P('/'), walk_up=True), P('a/b'))
self.assertEqual(p.relative_to('/', walk_up=True), P('a/b'))
self.assertEqual(p.relative_to(P('/a'), walk_up=True), P('b'))
self.assertEqual(p.relative_to('/a', walk_up=True), P('b'))
self.assertEqual(p.relative_to('/a/', walk_up=True), P('b'))
- self.assertEqual(p.relative_to(P('/a/b'), walk_up=True), P())
- self.assertEqual(p.relative_to('/a/b', walk_up=True), P())
+ self.assertEqual(p.relative_to(P('/a/b'), walk_up=True), P(''))
+ self.assertEqual(p.relative_to('/a/b', walk_up=True), P(''))
self.assertEqual(p.relative_to(P('/a/c'), walk_up=True), P('../b'))
self.assertEqual(p.relative_to('/a/c', walk_up=True), P('../b'))
self.assertEqual(p.relative_to(P('/a/b/c'), walk_up=True), P('..'))
@@ -536,7 +536,7 @@ class DummyPurePathTest(unittest.TestCase):
self.assertRaises(ValueError, p.relative_to, P('/c'))
self.assertRaises(ValueError, p.relative_to, P('/a/b/c'))
self.assertRaises(ValueError, p.relative_to, P('/a/c'))
- self.assertRaises(ValueError, p.relative_to, P())
+ self.assertRaises(ValueError, p.relative_to, P(''))
self.assertRaises(ValueError, p.relative_to, '')
self.assertRaises(ValueError, p.relative_to, P('a'))
self.assertRaises(ValueError, p.relative_to, P("../a"))
@@ -553,7 +553,7 @@ class DummyPurePathTest(unittest.TestCase):
p = P('a/b')
self.assertRaises(TypeError, p.is_relative_to)
self.assertRaises(TypeError, p.is_relative_to, b'a')
- self.assertTrue(p.is_relative_to(P()))
+ self.assertTrue(p.is_relative_to(P('')))
self.assertTrue(p.is_relative_to(''))
self.assertTrue(p.is_relative_to(P('a')))
self.assertTrue(p.is_relative_to('a/'))
@@ -576,7 +576,7 @@ class DummyPurePathTest(unittest.TestCase):
self.assertFalse(p.is_relative_to(P('/c')))
self.assertFalse(p.is_relative_to(P('/a/b/c')))
self.assertFalse(p.is_relative_to(P('/a/c')))
- self.assertFalse(p.is_relative_to(P()))
+ self.assertFalse(p.is_relative_to(P('')))
self.assertFalse(p.is_relative_to(''))
self.assertFalse(p.is_relative_to(P('a')))
@@ -590,7 +590,7 @@ class PathBaseTest(PurePathBaseTest):
def test_unsupported_operation(self):
P = self.cls
- p = self.cls()
+ p = self.cls('')
e = UnsupportedOperation
self.assertRaises(e, p.stat)
self.assertRaises(e, p.lstat)
@@ -634,13 +634,13 @@ class PathBaseTest(PurePathBaseTest):
def test_as_uri_common(self):
e = UnsupportedOperation
- self.assertRaises(e, self.cls().as_uri)
+ self.assertRaises(e, self.cls('').as_uri)
def test_fspath_common(self):
- self.assertRaises(TypeError, os.fspath, self.cls())
+ self.assertRaises(TypeError, os.fspath, self.cls(''))
def test_as_bytes_common(self):
- self.assertRaises(TypeError, bytes, self.cls())
+ self.assertRaises(TypeError, bytes, self.cls(''))
class DummyPathIO(io.BytesIO):
@@ -993,7 +993,7 @@ class DummyPathTest(DummyPurePathTest):
_check(p.glob("*/"), ["dirA/", "dirB/", "dirC/", "dirE/", "linkB/"])
def test_glob_empty_pattern(self):
- p = self.cls()
+ p = self.cls('')
with self.assertRaisesRegex(ValueError, 'Unacceptable pattern'):
list(p.glob(''))
@@ -1554,7 +1554,7 @@ class DummyPathTest(DummyPurePathTest):
# Resolve relative paths.
try:
- self.cls().absolute()
+ self.cls('').absolute()
except UnsupportedOperation:
return
old_path = os.getcwd()