diff options
Diffstat (limited to 'eggs/py-1.4.0-py2.6.egg/py/_io/saferepr.py')
| -rw-r--r-- | eggs/py-1.4.0-py2.6.egg/py/_io/saferepr.py | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/eggs/py-1.4.0-py2.6.egg/py/_io/saferepr.py b/eggs/py-1.4.0-py2.6.egg/py/_io/saferepr.py deleted file mode 100644 index afc968d..0000000 --- a/eggs/py-1.4.0-py2.6.egg/py/_io/saferepr.py +++ /dev/null @@ -1,54 +0,0 @@ -import py -import sys, os.path - -builtin_repr = repr - -reprlib = py.builtin._tryimport('repr', 'reprlib') - -class SafeRepr(reprlib.Repr): - """ subclass of repr.Repr that limits the resulting size of repr() - and includes information on exceptions raised during the call. - """ - def repr(self, x): - return self._callhelper(reprlib.Repr.repr, self, x) - - def repr_instance(self, x, level): - return self._callhelper(builtin_repr, x) - - def _callhelper(self, call, x, *args): - try: - # Try the vanilla repr and make sure that the result is a string - s = call(x, *args) - except py.builtin._sysex: - raise - except: - cls, e, tb = sys.exc_info() - exc_name = getattr(cls, '__name__', 'unknown') - try: - exc_info = str(e) - except sysex: - raise - except: - exc_info = 'unknown' - return '<[%s("%s") raised in repr()] %s object at 0x%x>' % ( - exc_name, exc_info, x.__class__.__name__, id(x)) - else: - if len(s) > self.maxsize: - i = max(0, (self.maxsize-3)//2) - j = max(0, self.maxsize-3-i) - s = s[:i] + '...' + s[len(s)-j:] - return s - -def saferepr(obj, maxsize=240): - """ return a size-limited safe repr-string for the given object. - Failing __repr__ functions of user instances will be represented - with a short exception info and 'saferepr' generally takes - care to never raise exceptions itself. This function is a wrapper - around the Repr/reprlib functionality of the standard 2.6 lib. - """ - # review exception handling - srepr = SafeRepr() - srepr.maxstring = maxsize - srepr.maxsize = maxsize - srepr.maxother = 160 - return srepr.repr(obj) |