diff options
Diffstat (limited to 'Lib/dbm')
| -rw-r--r-- | Lib/dbm/__init__.py | 16 | ||||
| -rw-r--r-- | Lib/dbm/dumb.py | 10 |
2 files changed, 12 insertions, 14 deletions
diff --git a/Lib/dbm/__init__.py b/Lib/dbm/__init__.py index a783fde464..5f4664a7c6 100644 --- a/Lib/dbm/__init__.py +++ b/Lib/dbm/__init__.py @@ -42,7 +42,7 @@ _names = ['dbm.gnu', 'dbm.ndbm', 'dbm.dumb'] _defaultmod = None _modules = {} -error = (error, IOError) +error = (error, OSError) try: from dbm import ndbm @@ -111,12 +111,10 @@ def whichdb(filename): try: f = io.open(filename + ".pag", "rb") f.close() - # dbm linked with gdbm on OS/2 doesn't have .dir file - if not (ndbm.library == "GNU gdbm" and sys.platform == "os2emx"): - f = io.open(filename + ".dir", "rb") - f.close() + f = io.open(filename + ".dir", "rb") + f.close() return "dbm.ndbm" - except IOError: + except OSError: # some dbm emulations based on Berkeley DB generate a .db file # some do not, but they should be caught by the bsd checks try: @@ -129,7 +127,7 @@ def whichdb(filename): d = ndbm.open(filename) d.close() return "dbm.ndbm" - except IOError: + except OSError: pass # Check for dumbdbm next -- this has a .dir and a .dat file @@ -146,13 +144,13 @@ def whichdb(filename): return "dbm.dumb" finally: f.close() - except (OSError, IOError): + except OSError: pass # See if the file exists, return None if not try: f = io.open(filename, "rb") - except IOError: + except OSError: return None # Read the start of the file -- the magic number diff --git a/Lib/dbm/dumb.py b/Lib/dbm/dumb.py index cfb912371c..9ac7852978 100644 --- a/Lib/dbm/dumb.py +++ b/Lib/dbm/dumb.py @@ -29,7 +29,7 @@ __all__ = ["error", "open"] _BLOCKSIZE = 512 -error = IOError +error = OSError class _Database(collections.MutableMapping): @@ -67,7 +67,7 @@ class _Database(collections.MutableMapping): # Mod by Jack: create data file if needed try: f = _io.open(self._datfile, 'r', encoding="Latin-1") - except IOError: + except OSError: f = _io.open(self._datfile, 'w', encoding="Latin-1") self._chmod(self._datfile) f.close() @@ -78,7 +78,7 @@ class _Database(collections.MutableMapping): self._index = {} try: f = _io.open(self._dirfile, 'r', encoding="Latin-1") - except IOError: + except OSError: pass else: for line in f: @@ -100,12 +100,12 @@ class _Database(collections.MutableMapping): try: self._os.unlink(self._bakfile) - except self._os.error: + except OSError: pass try: self._os.rename(self._dirfile, self._bakfile) - except self._os.error: + except OSError: pass f = self._io.open(self._dirfile, 'w', encoding="Latin-1") |