def find_memofile(dbf_filename):
for ext in ['.fpt', '.dbt']:
name = ifind(dbf_filename, ext=ext)
if name:
return name
else:
return None
def __init__(self, filepath, **kwargs):
"""DBF2 constructor
Args:
filepath (str): The dbf file path or file like object.
kwargs: Keyword arguments that are passed to the DBF reader.
Kwargs:
load (bool): Load all records into memory (default: false).
encoding (bool): Character encoding (default: None, parsed from
the `language_driver`).
sanitize (bool): Convert field names to lower case
(default: False).
ignorecase (bool): Treat file name as case insensitive
(default: true).
ignore_missing_memofile (bool): Suppress `MissingMemoFile`
exceptions (default: False).
"""
try:
kwargs["recfactory"] = dict
return super(DBF2, self).__init__(filepath, **kwargs)
except (AttributeError, TypeError):
filename = filepath.name
defaults = {
"ignorecase": True,
"parserclass": FieldParser,
"recfactory": dict
}
[kwargs.setdefault(k1, v1) for k1, v1 in defaults.items()]
[self.__setattr__(k2, v2) for k2, v2 in kwargs.items()]
self.name = p.splitext(p.basename(filename))[0].lower()
self.filename = ifind(filename) if self.ignorecase else filename
if not self.filename:
raise DBFNotFound("could not find file {!r}".format(filename))
self.fields = []
self.field_names = []
self._read_headers(filepath, self.ignore_missing_memofile)
self._check_headers()
try:
year = expand_year(self.header.year)
except ValueError:
self.date = None
else:
self.date = date(year, self.header.month, self.header.day)
self.memofilename = self._get_memofilename()
if self.load:
self.load()
def __init__(self, filepath, **kwargs):
"""DBF2 constructor
Args:
filepath (str): The dbf file path or file like object.
kwargs: Keyword arguments that are passed to the DBF reader.
Kwargs:
load (bool): Load all records into memory (default: false).
encoding (bool): Character encoding (default: None, parsed from
the `language_driver`).
sanitize (bool): Convert field names to lower case
(default: False).
ignorecase (bool): Treat file name as case insensitive
(default: true).
ignore_missing_memofile (bool): Suppress `MissingMemoFile`
exceptions (default: False).
"""
try:
kwargs['recfactory'] = dict
return super(DBF2, self).__init__(filepath, **kwargs)
except AttributeError:
filename = filepath.name
defaults = {
'ignorecase': True, 'parserclass': FieldParser, 'recfactory': dict}
[kwargs.setdefault(k, v) for k, v in defaults.items()]
[self.__setattr__(k, v) for k, v in kwargs.items()]
self.name = p.splitext(p.basename(filename))[0].lower()
self.filename = ifind(filename) if self.ignorecase else filename
if not self.filename:
raise DBFNotFound('could not find file {!r}'.format(filename))
self.fields = []
self.field_names = []
self._read_headers(filepath, self.ignore_missing_memofile)
self._check_headers()
try:
year = expand_year(self.header.year)
except ValueError:
self.date = None
else:
self.date = date(year, self.header.month, self.header.day)
self.memofilename = self._get_memofilename()
if self.load:
self.load()
def __init__(self,
filename,
encoding=None,
ignorecase=True,
lowernames=False,
parserclass=FieldParser,
recfactory=collections.OrderedDict,
load=False,
raw=False,
ignore_missing_memofile=False,
char_decode_errors='strict',
filedata=None,
memofile=None):
self.encoding = encoding
self.ignorecase = ignorecase
self.lowernames = lowernames
self.parserclass = parserclass
self.raw = raw
self.ignore_missing_memofile = ignore_missing_memofile
self.char_decode_errors = char_decode_errors
if recfactory is None:
self.recfactory = lambda items: items
else:
self.recfactory = recfactory
# Name part before .dbf is the table name
self.name = os.path.basename(filename)
self.name = os.path.splitext(self.name)[0].lower()
self._records = None
self._deleted = None
if filedata is not None:
self._dbf_bytes = io.BytesIO(filedata.read())
self.filename = filename
elif ignorecase:
self.filename = ifind(filename)
if not self.filename:
raise DBFNotFound(f'could not find file {filename!r}')
else:
self.filename = filename
# Filled in by self._read_headers()
self.header = None
self.fields = [] # namedtuples
self.field_names = [] # strings
with self.dbf_bytes() as infile:
self._read_header(infile)
self._read_field_headers(infile)
self._check_headers()
try:
self.date = datetime.date(expand_year(self.header.year),
self.header.month, self.header.day)
except ValueError:
# Invalid date or '\x00\x00\x00'.
self.date = None
if memofile is None:
self.memofilename = self._get_memofilename()
else:
self._memofile = memofile
if load:
self.load()