def test_basic(self):
# Verify .isrecursive() and .isreadable() w/o recursion
pp = pprint.PrettyPrinter()
for safe in (2, 2.0, 2j, "abc", [3], (2,2), {3: 3}, uni("yaddayadda"),
bytearray(b"ghi"), True, False, None,
self.a, self.b):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
python类isreadable()的实例源码
def test_basic(self):
# Verify .isrecursive() and .isreadable() w/o recursion
pp = pprint.PrettyPrinter()
for safe in (2, 2.0, 2j, "abc", [3], (2,2), {3: 3}, uni("yaddayadda"),
bytearray(b"ghi"), True, False, None,
self.a, self.b):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def test_basic(self):
# Verify .isrecursive() and .isreadable() w/o recursion
pp = pprint.PrettyPrinter()
for safe in (2, 2.0, 2j, "abc", [3], (2,2), {3: 3}, b"def",
bytearray(b"ghi"), True, False, None, ...,
self.a, self.b):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def check_obj(obj, title):
if pprint.isreadable(obj):
logging.info(title + " is readable")
else:
logging.info(title + " is NOT readable")
try:
json.dumps(obj)
logging.info(title + " is JSON serializable")
except TypeError as err:
logging.error(title + " is not JSON serializable")
logging.error(err)
try:
s=pickle.dumps(obj,pickle.HIGHEST_PROTOCOL)
pickle.loads(s)
logging.info(title + " can be pickled")
except:
logging.error(title + " could not be picked and unpickled")
def test_basic(self):
# Verify .isrecursive() and .isreadable() w/o recursion
pp = pprint.PrettyPrinter()
for safe in (2, 2.0, 2j, "abc", [3], (2,2), {3: 3}, "yaddayadda",
self.a, self.b):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def test_knotted(self):
# Verify .isrecursive() and .isreadable() w/ recursion
# Tie a knot.
self.b[67] = self.a
# Messy dict.
self.d = {}
self.d[0] = self.d[1] = self.d[2] = self.d
pp = pprint.PrettyPrinter()
for icky in self.a, self.b, self.d, (self.d, self.d):
self.assertTrue(pprint.isrecursive(icky), "expected isrecursive")
self.assertFalse(pprint.isreadable(icky), "expected not isreadable")
self.assertTrue(pp.isrecursive(icky), "expected isrecursive")
self.assertFalse(pp.isreadable(icky), "expected not isreadable")
# Break the cycles.
self.d.clear()
del self.a[:]
del self.b[:]
for safe in self.a, self.b, self.d, (self.d, self.d):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def test_unreadable(self):
# Not recursive but not readable anyway
pp = pprint.PrettyPrinter()
for unreadable in type(3), pprint, pprint.isrecursive:
# module-level convenience functions
self.assertFalse(pprint.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pprint.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pp.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
def test_knotted(self):
# Verify .isrecursive() and .isreadable() w/ recursion
# Tie a knot.
self.b[67] = self.a
# Messy dict.
self.d = {}
self.d[0] = self.d[1] = self.d[2] = self.d
pp = pprint.PrettyPrinter()
for icky in self.a, self.b, self.d, (self.d, self.d):
self.assertTrue(pprint.isrecursive(icky), "expected isrecursive")
self.assertFalse(pprint.isreadable(icky), "expected not isreadable")
self.assertTrue(pp.isrecursive(icky), "expected isrecursive")
self.assertFalse(pp.isreadable(icky), "expected not isreadable")
# Break the cycles.
self.d.clear()
del self.a[:]
del self.b[:]
for safe in self.a, self.b, self.d, (self.d, self.d):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def test_unreadable(self):
# Not recursive but not readable anyway
pp = pprint.PrettyPrinter()
for unreadable in type(3), pprint, pprint.isrecursive:
# module-level convenience functions
self.assertFalse(pprint.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pprint.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pp.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
def test_knotted(self):
# Verify .isrecursive() and .isreadable() w/ recursion
# Tie a knot.
self.b[67] = self.a
# Messy dict.
self.d = {}
self.d[0] = self.d[1] = self.d[2] = self.d
pp = pprint.PrettyPrinter()
for icky in self.a, self.b, self.d, (self.d, self.d):
self.assertTrue(pprint.isrecursive(icky), "expected isrecursive")
self.assertFalse(pprint.isreadable(icky), "expected not isreadable")
self.assertTrue(pp.isrecursive(icky), "expected isrecursive")
self.assertFalse(pp.isreadable(icky), "expected not isreadable")
# Break the cycles.
self.d.clear()
del self.a[:]
del self.b[:]
for safe in self.a, self.b, self.d, (self.d, self.d):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def test_unreadable(self):
# Not recursive but not readable anyway
pp = pprint.PrettyPrinter()
for unreadable in type(3), pprint, pprint.isrecursive:
# module-level convenience functions
self.assertFalse(pprint.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pprint.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pp.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
def test_basic(self):
# Verify .isrecursive() and .isreadable() w/o recursion
pp = pprint.PrettyPrinter()
for safe in (2, 2.0, 2j, "abc", [3], (2,2), {3: 3}, "yaddayadda",
self.a, self.b):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def test_knotted(self):
# Verify .isrecursive() and .isreadable() w/ recursion
# Tie a knot.
self.b[67] = self.a
# Messy dict.
self.d = {}
self.d[0] = self.d[1] = self.d[2] = self.d
pp = pprint.PrettyPrinter()
for icky in self.a, self.b, self.d, (self.d, self.d):
self.assertTrue(pprint.isrecursive(icky), "expected isrecursive")
self.assertFalse(pprint.isreadable(icky), "expected not isreadable")
self.assertTrue(pp.isrecursive(icky), "expected isrecursive")
self.assertFalse(pp.isreadable(icky), "expected not isreadable")
# Break the cycles.
self.d.clear()
del self.a[:]
del self.b[:]
for safe in self.a, self.b, self.d, (self.d, self.d):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def test_unreadable(self):
# Not recursive but not readable anyway
pp = pprint.PrettyPrinter()
for unreadable in type(3), pprint, pprint.isrecursive:
# module-level convenience functions
self.assertFalse(pprint.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pprint.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pp.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
def test_basic(self):
# Verify .isrecursive() and .isreadable() w/o recursion
pp = pprint.PrettyPrinter()
for safe in (2, 2.0, 2j, "abc", [3], (2,2), {3: 3}, uni("yaddayadda"),
self.a, self.b):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def test_knotted(self):
# Verify .isrecursive() and .isreadable() w/ recursion
# Tie a knot.
self.b[67] = self.a
# Messy dict.
self.d = {}
self.d[0] = self.d[1] = self.d[2] = self.d
pp = pprint.PrettyPrinter()
for icky in self.a, self.b, self.d, (self.d, self.d):
self.assertTrue(pprint.isrecursive(icky), "expected isrecursive")
self.assertFalse(pprint.isreadable(icky), "expected not isreadable")
self.assertTrue(pp.isrecursive(icky), "expected isrecursive")
self.assertFalse(pp.isreadable(icky), "expected not isreadable")
# Break the cycles.
self.d.clear()
del self.a[:]
del self.b[:]
for safe in self.a, self.b, self.d, (self.d, self.d):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def test_unreadable(self):
# Not recursive but not readable anyway
pp = pprint.PrettyPrinter()
for unreadable in type(3), pprint, pprint.isrecursive:
# module-level convenience functions
self.assertFalse(pprint.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pprint.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pp.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
def test_knotted(self):
# Verify .isrecursive() and .isreadable() w/ recursion
# Tie a knot.
self.b[67] = self.a
# Messy dict.
self.d = {}
self.d[0] = self.d[1] = self.d[2] = self.d
pp = pprint.PrettyPrinter()
for icky in self.a, self.b, self.d, (self.d, self.d):
self.assertTrue(pprint.isrecursive(icky), "expected isrecursive")
self.assertFalse(pprint.isreadable(icky), "expected not isreadable")
self.assertTrue(pp.isrecursive(icky), "expected isrecursive")
self.assertFalse(pp.isreadable(icky), "expected not isreadable")
# Break the cycles.
self.d.clear()
del self.a[:]
del self.b[:]
for safe in self.a, self.b, self.d, (self.d, self.d):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def test_unreadable(self):
# Not recursive but not readable anyway
pp = pprint.PrettyPrinter()
for unreadable in type(3), pprint, pprint.isrecursive:
# module-level convenience functions
self.assertFalse(pprint.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pprint.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pp.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
def test_basic(self):
# Verify .isrecursive() and .isreadable() w/o recursion
pp = pprint.PrettyPrinter()
for safe in (2, 2.0, 2j, "abc", [3], (2,2), {3: 3}, uni("yaddayadda"),
self.a, self.b):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def test_knotted(self):
# Verify .isrecursive() and .isreadable() w/ recursion
# Tie a knot.
self.b[67] = self.a
# Messy dict.
self.d = {}
self.d[0] = self.d[1] = self.d[2] = self.d
pp = pprint.PrettyPrinter()
for icky in self.a, self.b, self.d, (self.d, self.d):
self.assertTrue(pprint.isrecursive(icky), "expected isrecursive")
self.assertFalse(pprint.isreadable(icky), "expected not isreadable")
self.assertTrue(pp.isrecursive(icky), "expected isrecursive")
self.assertFalse(pp.isreadable(icky), "expected not isreadable")
# Break the cycles.
self.d.clear()
del self.a[:]
del self.b[:]
for safe in self.a, self.b, self.d, (self.d, self.d):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def test_unreadable(self):
# Not recursive but not readable anyway
pp = pprint.PrettyPrinter()
for unreadable in type(3), pprint, pprint.isrecursive:
# module-level convenience functions
self.assertFalse(pprint.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pprint.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pp.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
def test_basic(self):
# Verify .isrecursive() and .isreadable() w/o recursion
pp = pprint.PrettyPrinter()
for safe in (2, 2.0, 2j, "abc", [3], (2,2), {3: 3}, "yaddayadda",
self.a, self.b):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def test_knotted(self):
# Verify .isrecursive() and .isreadable() w/ recursion
# Tie a knot.
self.b[67] = self.a
# Messy dict.
self.d = {}
self.d[0] = self.d[1] = self.d[2] = self.d
pp = pprint.PrettyPrinter()
for icky in self.a, self.b, self.d, (self.d, self.d):
self.assertTrue(pprint.isrecursive(icky), "expected isrecursive")
self.assertFalse(pprint.isreadable(icky), "expected not isreadable")
self.assertTrue(pp.isrecursive(icky), "expected isrecursive")
self.assertFalse(pp.isreadable(icky), "expected not isreadable")
# Break the cycles.
self.d.clear()
del self.a[:]
del self.b[:]
for safe in self.a, self.b, self.d, (self.d, self.d):
# module-level convenience functions
self.assertFalse(pprint.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pprint.isreadable(safe),
"expected isreadable for %r" % (safe,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(safe),
"expected not isrecursive for %r" % (safe,))
self.assertTrue(pp.isreadable(safe),
"expected isreadable for %r" % (safe,))
def test_unreadable(self):
# Not recursive but not readable anyway
pp = pprint.PrettyPrinter()
for unreadable in type(3), pprint, pprint.isrecursive:
# module-level convenience functions
self.assertFalse(pprint.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pprint.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
# PrettyPrinter methods
self.assertFalse(pp.isrecursive(unreadable),
"expected not isrecursive for %r" % (unreadable,))
self.assertFalse(pp.isreadable(unreadable),
"expected not isreadable for %r" % (unreadable,))
