Python numpy.compat.bytes() Examples
The following are 30
code examples of numpy.compat.bytes().
You can vote up the ones you like or vote down the ones you don't like,
and go to the original project or source file by following the links above each example.
You may also want to check out all available functions/classes of the module
numpy.compat
, or try the search function
.
Example #1
Source File: numerictypes.py From ImageFusion with MIT License | 6 votes |
def _set_array_types(): ibytes = [1, 2, 4, 8, 16, 32, 64] fbytes = [2, 4, 8, 10, 12, 16, 32, 64] for bytes in ibytes: bits = 8*bytes _add_array_type('int', bits) _add_array_type('uint', bits) for bytes in fbytes: bits = 8*bytes _add_array_type('float', bits) _add_array_type('complex', 2*bits) _gi = dtype('p') if _gi.type not in sctypes['int']: indx = 0 sz = _gi.itemsize _lst = sctypes['int'] while (indx < len(_lst) and sz >= _lst[indx](0).itemsize): indx += 1 sctypes['int'].insert(indx, _gi.type) sctypes['uint'].insert(indx, dtype('P').type)
Example #2
Source File: _iotools.py From lambda-packs with MIT License | 6 votes |
def _decode_line(line, encoding=None): """Decode bytes from binary input streams. Defaults to decoding from 'latin1'. That differs from the behavior of np.compat.asunicode that decodes from 'ascii'. Parameters ---------- line : str or bytes Line to be decoded. Returns ------- decoded_line : unicode Unicode in Python 2, a str (unicode) in Python 3. """ if type(line) is bytes: if encoding is None: line = line.decode('latin1') else: line = line.decode(encoding) return line
Example #3
Source File: numerictypes.py From lambda-packs with MIT License | 6 votes |
def _set_array_types(): ibytes = [1, 2, 4, 8, 16, 32, 64] fbytes = [2, 4, 8, 10, 12, 16, 32, 64] for bytes in ibytes: bits = 8*bytes _add_array_type('int', bits) _add_array_type('uint', bits) for bytes in fbytes: bits = 8*bytes _add_array_type('float', bits) _add_array_type('complex', 2*bits) _gi = dtype('p') if _gi.type not in sctypes['int']: indx = 0 sz = _gi.itemsize _lst = sctypes['int'] while (indx < len(_lst) and sz >= _lst[indx](0).itemsize): indx += 1 sctypes['int'].insert(indx, _gi.type) sctypes['uint'].insert(indx, dtype('P').type)
Example #4
Source File: _iotools.py From GraphicDesignPatternByPython with MIT License | 6 votes |
def _decode_line(line, encoding=None): """Decode bytes from binary input streams. Defaults to decoding from 'latin1'. That differs from the behavior of np.compat.asunicode that decodes from 'ascii'. Parameters ---------- line : str or bytes Line to be decoded. Returns ------- decoded_line : unicode Unicode in Python 2, a str (unicode) in Python 3. """ if type(line) is bytes: if encoding is None: line = line.decode('latin1') else: line = line.decode(encoding) return line
Example #5
Source File: _iotools.py From vnpy_crypto with MIT License | 6 votes |
def _decode_line(line, encoding=None): """Decode bytes from binary input streams. Defaults to decoding from 'latin1'. That differs from the behavior of np.compat.asunicode that decodes from 'ascii'. Parameters ---------- line : str or bytes Line to be decoded. Returns ------- decoded_line : unicode Unicode in Python 2, a str (unicode) in Python 3. """ if type(line) is bytes: if encoding is None: line = line.decode('latin1') else: line = line.decode(encoding) return line
Example #6
Source File: numerictypes.py From vnpy_crypto with MIT License | 6 votes |
def _set_array_types(): ibytes = [1, 2, 4, 8, 16, 32, 64] fbytes = [2, 4, 8, 10, 12, 16, 32, 64] for bytes in ibytes: bits = 8*bytes _add_array_type('int', bits) _add_array_type('uint', bits) for bytes in fbytes: bits = 8*bytes _add_array_type('float', bits) _add_array_type('complex', 2*bits) _gi = dtype('p') if _gi.type not in sctypes['int']: indx = 0 sz = _gi.itemsize _lst = sctypes['int'] while (indx < len(_lst) and sz >= _lst[indx](0).itemsize): indx += 1 sctypes['int'].insert(indx, _gi.type) sctypes['uint'].insert(indx, dtype('P').type)
Example #7
Source File: ma.py From Computable with MIT License | 6 votes |
def default_fill_value (obj): "Function to calculate default fill value for an object." if isinstance(obj, float): return default_real_fill_value elif isinstance(obj, int) or isinstance(obj, long): return default_integer_fill_value elif isinstance(obj, bytes): return default_character_fill_value elif isinstance(obj, complex): return default_complex_fill_value elif isinstance(obj, MaskedArray) or isinstance(obj, ndarray): x = obj.dtype.char if x in typecodes['Float']: return default_real_fill_value if x in typecodes['Integer']: return default_integer_fill_value if x in typecodes['Complex']: return default_complex_fill_value if x in typecodes['Character']: return default_character_fill_value if x in typecodes['UnsignedInteger']: return umath.absolute(default_integer_fill_value) return default_object_fill_value else: return default_object_fill_value
Example #8
Source File: numerictypes.py From Computable with MIT License | 6 votes |
def _set_array_types(): ibytes = [1, 2, 4, 8, 16, 32, 64] fbytes = [2, 4, 8, 10, 12, 16, 32, 64] for bytes in ibytes: bits = 8*bytes _add_array_type('int', bits) _add_array_type('uint', bits) for bytes in fbytes: bits = 8*bytes _add_array_type('float', bits) _add_array_type('complex', 2*bits) _gi = dtype('p') if _gi.type not in sctypes['int']: indx = 0 sz = _gi.itemsize _lst = sctypes['int'] while (indx < len(_lst) and sz >= _lst[indx](0).itemsize): indx += 1 sctypes['int'].insert(indx, _gi.type) sctypes['uint'].insert(indx, dtype('P').type)
Example #9
Source File: _iotools.py From Mastering-Elasticsearch-7.0 with MIT License | 6 votes |
def _decode_line(line, encoding=None): """Decode bytes from binary input streams. Defaults to decoding from 'latin1'. That differs from the behavior of np.compat.asunicode that decodes from 'ascii'. Parameters ---------- line : str or bytes Line to be decoded. Returns ------- decoded_line : unicode Unicode in Python 2, a str (unicode) in Python 3. """ if type(line) is bytes: if encoding is None: line = line.decode('latin1') else: line = line.decode(encoding) return line
Example #10
Source File: _iotools.py From recruit with Apache License 2.0 | 6 votes |
def _decode_line(line, encoding=None): """Decode bytes from binary input streams. Defaults to decoding from 'latin1'. That differs from the behavior of np.compat.asunicode that decodes from 'ascii'. Parameters ---------- line : str or bytes Line to be decoded. Returns ------- decoded_line : unicode Unicode in Python 2, a str (unicode) in Python 3. """ if type(line) is bytes: if encoding is None: line = line.decode('latin1') else: line = line.decode(encoding) return line
Example #11
Source File: numerictypes.py From GraphicDesignPatternByPython with MIT License | 6 votes |
def _set_array_types(): ibytes = [1, 2, 4, 8, 16, 32, 64] fbytes = [2, 4, 8, 10, 12, 16, 32, 64] for bytes in ibytes: bits = 8*bytes _add_array_type('int', bits) _add_array_type('uint', bits) for bytes in fbytes: bits = 8*bytes _add_array_type('float', bits) _add_array_type('complex', 2*bits) _gi = dtype('p') if _gi.type not in sctypes['int']: indx = 0 sz = _gi.itemsize _lst = sctypes['int'] while (indx < len(_lst) and sz >= _lst[indx](0).itemsize): indx += 1 sctypes['int'].insert(indx, _gi.type) sctypes['uint'].insert(indx, dtype('P').type)
Example #12
Source File: _iotools.py From predictive-maintenance-using-machine-learning with Apache License 2.0 | 6 votes |
def _decode_line(line, encoding=None): """Decode bytes from binary input streams. Defaults to decoding from 'latin1'. That differs from the behavior of np.compat.asunicode that decodes from 'ascii'. Parameters ---------- line : str or bytes Line to be decoded. Returns ------- decoded_line : unicode Unicode in Python 2, a str (unicode) in Python 3. """ if type(line) is bytes: if encoding is None: line = line.decode('latin1') else: line = line.decode(encoding) return line
Example #13
Source File: numerictypes.py From Fluid-Designer with GNU General Public License v3.0 | 6 votes |
def _set_array_types(): ibytes = [1, 2, 4, 8, 16, 32, 64] fbytes = [2, 4, 8, 10, 12, 16, 32, 64] for bytes in ibytes: bits = 8*bytes _add_array_type('int', bits) _add_array_type('uint', bits) for bytes in fbytes: bits = 8*bytes _add_array_type('float', bits) _add_array_type('complex', 2*bits) _gi = dtype('p') if _gi.type not in sctypes['int']: indx = 0 sz = _gi.itemsize _lst = sctypes['int'] while (indx < len(_lst) and sz >= _lst[indx](0).itemsize): indx += 1 sctypes['int'].insert(indx, _gi.type) sctypes['uint'].insert(indx, dtype('P').type)
Example #14
Source File: _iotools.py From pySINDy with MIT License | 6 votes |
def _decode_line(line, encoding=None): """Decode bytes from binary input streams. Defaults to decoding from 'latin1'. That differs from the behavior of np.compat.asunicode that decodes from 'ascii'. Parameters ---------- line : str or bytes Line to be decoded. Returns ------- decoded_line : unicode Unicode in Python 2, a str (unicode) in Python 3. """ if type(line) is bytes: if encoding is None: line = line.decode('latin1') else: line = line.decode(encoding) return line
Example #15
Source File: numerictypes.py From pySINDy with MIT License | 6 votes |
def _set_array_types(): ibytes = [1, 2, 4, 8, 16, 32, 64] fbytes = [2, 4, 8, 10, 12, 16, 32, 64] for bytes in ibytes: bits = 8*bytes _add_array_type('int', bits) _add_array_type('uint', bits) for bytes in fbytes: bits = 8*bytes _add_array_type('float', bits) _add_array_type('complex', 2*bits) _gi = dtype('p') if _gi.type not in sctypes['int']: indx = 0 sz = _gi.itemsize _lst = sctypes['int'] while (indx < len(_lst) and sz >= _lst[indx](0).itemsize): indx += 1 sctypes['int'].insert(indx, _gi.type) sctypes['uint'].insert(indx, dtype('P').type)
Example #16
Source File: test_io.py From mxnet-lambda with Apache License 2.0 | 5 votes |
def test_userconverters_with_explicit_dtype(self): # Test user_converters w/ explicit (standard) dtype data = TextIO('skip,skip,2001-01-01,1.0,skip') test = np.genfromtxt(data, delimiter=",", names=None, dtype=float, usecols=(2, 3), converters={2: bytes}) control = np.array([('2001-01-01', 1.)], dtype=[('', '|S10'), ('', float)]) assert_equal(test, control)
Example #17
Source File: test_io.py From recruit with Apache License 2.0 | 5 votes |
def test_userconverters_with_explicit_dtype(self): # Test user_converters w/ explicit (standard) dtype data = TextIO('skip,skip,2001-01-01,1.0,skip') test = np.genfromtxt(data, delimiter=",", names=None, dtype=float, usecols=(2, 3), converters={2: bytes}) control = np.array([('2001-01-01', 1.)], dtype=[('', '|S10'), ('', float)]) assert_equal(test, control)
Example #18
Source File: _iotools.py From ImageFusion with MIT License | 5 votes |
def _is_bytes_like(obj): """ Check whether obj behaves like a bytes object. """ try: obj + asbytes('') except (TypeError, ValueError): return False return True
Example #19
Source File: _internal.py From Fluid-Designer with GNU General Public License v3.0 | 5 votes |
def _add_trailing_padding(value, padding): """Inject the specified number of padding bytes at the end of a dtype""" from numpy.core.multiarray import dtype if value.fields is None: vfields = {'f0': (value, 0)} else: vfields = dict(value.fields) if value.names and value.names[-1] == '' and \ value[''].char == 'V': # A trailing padding field is already present vfields[''] = ('V%d' % (vfields[''][0].itemsize + padding), vfields[''][1]) value = dtype(vfields) else: # Get a free name for the padding field j = 0 while True: name = 'pad%d' % j if name not in vfields: vfields[name] = ('V%d' % padding, value.itemsize) break j += 1 value = dtype(vfields) if '' not in vfields: # Strip out the name of the padding field names = list(value.names) names[-1] = '' value.names = tuple(names) return value
Example #20
Source File: _iotools.py From Fluid-Designer with GNU General Public License v3.0 | 5 votes |
def _is_bytes_like(obj): """ Check whether obj behaves like a bytes object. """ try: obj + asbytes('') except (TypeError, ValueError): return False return True
Example #21
Source File: test_io.py From predictive-maintenance-using-machine-learning with Apache License 2.0 | 5 votes |
def test_recfromcsv(self): # data = TextIO('A,B\n0,1\n2,3') kwargs = dict(missing_values="N/A", names=True, case_sensitive=True) test = np.recfromcsv(data, dtype=None, **kwargs) control = np.array([(0, 1), (2, 3)], dtype=[('A', int), ('B', int)]) assert_(isinstance(test, np.recarray)) assert_equal(test, control) # data = TextIO('A,B\n0,1\n2,N/A') test = np.recfromcsv(data, dtype=None, usemask=True, **kwargs) control = ma.array([(0, 1), (2, -1)], mask=[(False, False), (False, True)], dtype=[('A', int), ('B', int)]) assert_equal(test, control) assert_equal(test.mask, control.mask) assert_equal(test.A, [0, 2]) # data = TextIO('A,B\n0,1\n2,3') test = np.recfromcsv(data, missing_values='N/A',) control = np.array([(0, 1), (2, 3)], dtype=[('a', int), ('b', int)]) assert_(isinstance(test, np.recarray)) assert_equal(test, control) # data = TextIO('A,B\n0,1\n2,3') dtype = [('a', int), ('b', float)] test = np.recfromcsv(data, missing_values='N/A', dtype=dtype) control = np.array([(0, 1), (2, 3)], dtype=dtype) assert_(isinstance(test, np.recarray)) assert_equal(test, control) #gh-10394 data = TextIO('color\n"red"\n"blue"') test = np.recfromcsv(data, converters={0: lambda x: x.strip(b'\"')}) control = np.array([('red',), ('blue',)], dtype=[('color', (bytes, 4))]) assert_equal(test.dtype, control.dtype) assert_equal(test, control)
Example #22
Source File: test_io.py From predictive-maintenance-using-machine-learning with Apache License 2.0 | 5 votes |
def test_userconverters_with_explicit_dtype(self): # Test user_converters w/ explicit (standard) dtype data = TextIO('skip,skip,2001-01-01,1.0,skip') test = np.genfromtxt(data, delimiter=",", names=None, dtype=float, usecols=(2, 3), converters={2: bytes}) control = np.array([('2001-01-01', 1.)], dtype=[('', '|S10'), ('', float)]) assert_equal(test, control)
Example #23
Source File: test_io.py From predictive-maintenance-using-machine-learning with Apache License 2.0 | 5 votes |
def test_dtype_with_converters(self): dstr = "2009; 23; 46" test = np.ndfromtxt(TextIO(dstr,), delimiter=";", dtype=float, converters={0: bytes}) control = np.array([('2009', 23., 46)], dtype=[('f0', '|S4'), ('f1', float), ('f2', float)]) assert_equal(test, control) test = np.ndfromtxt(TextIO(dstr,), delimiter=";", dtype=float, converters={0: float}) control = np.array([2009., 23., 46],) assert_equal(test, control)
Example #24
Source File: test_io.py From predictive-maintenance-using-machine-learning with Apache License 2.0 | 5 votes |
def strptime(s, fmt=None): """ This function is available in the datetime module only from Python >= 2.5. """ if type(s) == bytes: s = s.decode("latin1") return datetime(*time.strptime(s, fmt)[:3])
Example #25
Source File: _iotools.py From predictive-maintenance-using-machine-learning with Apache License 2.0 | 5 votes |
def _is_bytes_like(obj): """ Check whether obj behaves like a bytes object. """ try: obj + b'' except (TypeError, ValueError): return False return True
Example #26
Source File: test_io.py From recruit with Apache License 2.0 | 5 votes |
def test_recfromcsv(self): # data = TextIO('A,B\n0,1\n2,3') kwargs = dict(missing_values="N/A", names=True, case_sensitive=True) test = np.recfromcsv(data, dtype=None, **kwargs) control = np.array([(0, 1), (2, 3)], dtype=[('A', int), ('B', int)]) assert_(isinstance(test, np.recarray)) assert_equal(test, control) # data = TextIO('A,B\n0,1\n2,N/A') test = np.recfromcsv(data, dtype=None, usemask=True, **kwargs) control = ma.array([(0, 1), (2, -1)], mask=[(False, False), (False, True)], dtype=[('A', int), ('B', int)]) assert_equal(test, control) assert_equal(test.mask, control.mask) assert_equal(test.A, [0, 2]) # data = TextIO('A,B\n0,1\n2,3') test = np.recfromcsv(data, missing_values='N/A',) control = np.array([(0, 1), (2, 3)], dtype=[('a', int), ('b', int)]) assert_(isinstance(test, np.recarray)) assert_equal(test, control) # data = TextIO('A,B\n0,1\n2,3') dtype = [('a', int), ('b', float)] test = np.recfromcsv(data, missing_values='N/A', dtype=dtype) control = np.array([(0, 1), (2, 3)], dtype=dtype) assert_(isinstance(test, np.recarray)) assert_equal(test, control) #gh-10394 data = TextIO('color\n"red"\n"blue"') test = np.recfromcsv(data, converters={0: lambda x: x.strip(b'\"')}) control = np.array([('red',), ('blue',)], dtype=[('color', (bytes, 4))]) assert_equal(test.dtype, control.dtype) assert_equal(test, control)
Example #27
Source File: test_io.py From GraphicDesignPatternByPython with MIT License | 5 votes |
def test_recfromcsv(self): # data = TextIO('A,B\n0,1\n2,3') kwargs = dict(missing_values="N/A", names=True, case_sensitive=True) test = np.recfromcsv(data, dtype=None, **kwargs) control = np.array([(0, 1), (2, 3)], dtype=[('A', int), ('B', int)]) assert_(isinstance(test, np.recarray)) assert_equal(test, control) # data = TextIO('A,B\n0,1\n2,N/A') test = np.recfromcsv(data, dtype=None, usemask=True, **kwargs) control = ma.array([(0, 1), (2, -1)], mask=[(False, False), (False, True)], dtype=[('A', int), ('B', int)]) assert_equal(test, control) assert_equal(test.mask, control.mask) assert_equal(test.A, [0, 2]) # data = TextIO('A,B\n0,1\n2,3') test = np.recfromcsv(data, missing_values='N/A',) control = np.array([(0, 1), (2, 3)], dtype=[('a', int), ('b', int)]) assert_(isinstance(test, np.recarray)) assert_equal(test, control) # data = TextIO('A,B\n0,1\n2,3') dtype = [('a', int), ('b', float)] test = np.recfromcsv(data, missing_values='N/A', dtype=dtype) control = np.array([(0, 1), (2, 3)], dtype=dtype) assert_(isinstance(test, np.recarray)) assert_equal(test, control) #gh-10394 data = TextIO('color\n"red"\n"blue"') test = np.recfromcsv(data, converters={0: lambda x: x.strip(b'\"')}) control = np.array([('red',), ('blue',)], dtype=[('color', (bytes, 4))]) assert_equal(test.dtype, control.dtype) assert_equal(test, control)
Example #28
Source File: test_io.py From GraphicDesignPatternByPython with MIT License | 5 votes |
def test_userconverters_with_explicit_dtype(self): # Test user_converters w/ explicit (standard) dtype data = TextIO('skip,skip,2001-01-01,1.0,skip') test = np.genfromtxt(data, delimiter=",", names=None, dtype=float, usecols=(2, 3), converters={2: bytes}) control = np.array([('2001-01-01', 1.)], dtype=[('', '|S10'), ('', float)]) assert_equal(test, control)
Example #29
Source File: test_io.py From GraphicDesignPatternByPython with MIT License | 5 votes |
def test_dtype_with_converters(self): dstr = "2009; 23; 46" test = np.ndfromtxt(TextIO(dstr,), delimiter=";", dtype=float, converters={0: bytes}) control = np.array([('2009', 23., 46)], dtype=[('f0', '|S4'), ('f1', float), ('f2', float)]) assert_equal(test, control) test = np.ndfromtxt(TextIO(dstr,), delimiter=";", dtype=float, converters={0: float}) control = np.array([2009., 23., 46],) assert_equal(test, control)
Example #30
Source File: test_io.py From recruit with Apache License 2.0 | 5 votes |
def test_dtype_with_converters(self): dstr = "2009; 23; 46" test = np.ndfromtxt(TextIO(dstr,), delimiter=";", dtype=float, converters={0: bytes}) control = np.array([('2009', 23., 46)], dtype=[('f0', '|S4'), ('f1', float), ('f2', float)]) assert_equal(test, control) test = np.ndfromtxt(TextIO(dstr,), delimiter=";", dtype=float, converters={0: float}) control = np.array([2009., 23., 46],) assert_equal(test, control)