How to use _unused method in Slash

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ABuChecker.py

Source:ABuChecker.py Github

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1# -*- encoding:utf-8 -*-2"""3 检查类，检查函数对象、函数参数、函数返回值4"""5from __future__ import print_function6from __future__ import absolute_import7from __future__ import division8from toolz import valmap9from functools import wraps10from ..CheckBu.ABuFuncUtil import *11from ..CheckBu.ABuChecks import *12from ..CheckBu.ABuProcessor import arg_process, return_process13__author__ = '夜猫'14__weixin__ = 'abu_quant'15class _NoInstances(six.with_metaclass(ABCMeta, type)):16 """阻止实例化"""17 def __call__(cls, *args, **kwargs):18 raise TypeError("Can't instantiate directly")19class FuncChecker(six.with_metaclass(ABCMeta, _NoInstances)):20 """函数相关的检查类"""21 @staticmethod22 def check_iscallable(func):23 """24 检查传入参数对象是否是函数；不是函数raise CheckError25 :param func: 传入参数对象26 """27 if not callable(func):28 raise CheckError('%s is not callable' % get_func_name(func))29class ArgChecker(six.with_metaclass(ABCMeta, _NoInstances)):30 """函数参数相关的检查类"""31 @staticmethod32 def check_type(*ty_args, **ty_kwargs):33 """34 【装饰器】35 检查输入参数类型；检查失败raise CheckError36 :param ty_args: 类型tuple37 :param ty_kwargs: 类型dict38 :return: 39 """40 # 检查是否有不合规的tuple参数41 for ty in ty_args:42 if not isinstance(ty, (type, tuple)):43 raise TypeError(44 "check_type() expected a type or tuple of types"45 ", but got {type_} instead.".format(46 type_=ty,47 )48 )49 # 检查是否有不合规的dict参数50 for name, ty in six.iteritems(ty_kwargs):51 if not isinstance(ty, (type, tuple)):52 raise TypeError(53 "check_type() expected a type or tuple of types for "54 "argument '{name}', but got {type_} instead.".format(55 name=name, type_=ty,56 )57 )58 # 将type_check作用在函数参数上59 return arg_process(*map(type_check, list(ty_args)), **valmap(type_check, ty_kwargs))60 @staticmethod61 def check_bound(*bd_args, **bd_kwargs):62 """63 【装饰器】64 检查输入参数是否在某一范围内；检查失败raise CheckError65 传入参数形式应为`` (min_value, max_value)``.66 ``None`` 可以作为 ``min_value`` 或 ``max_value``，相当于正负无穷67 :param bd_args: tuple范围参数68 :param bd_kwargs: dict范围参数69 :return: 70 """71 # 将bound_valid_and_check作用在函数参数上72 return arg_process(*map(bound_valid_and_check, list(bd_args)),73 **valmap(bound_valid_and_check, bd_kwargs))74 @staticmethod75 def _check_default(check_no, *names, **_unused):76 """77 【装饰器】78 检查函数参数是否有或者没有默认值；检查失败raise CheckError79 :param staticmethod: 检查有 or 没有80 :param names: 待检查参数的名称81 :param _unused: 屏蔽dict参数82 :return: 83 """84 # 屏蔽dict参数85 if _unused:86 raise TypeError("_check_default() doesn't accept dict processors")87 check_err_msg = '' if check_no else 'no '88 def decorate(func):89 # 获取默认参数字典90 arg_defaults = get_arg_defaults(func)91 for name in names:92 if name not in arg_defaults:93 # 传入了并不存在的参数名94 raise TypeError(get_func_name(func) + ' has no argument named ' + name)95 if bool(check_no) != (isinstance(arg_defaults[name], ArgNoDefault)):96 # 检查失败97 raise CheckError(98 'In ' + get_func_name(func) + ' argument {} has {}default'.format(name, check_err_msg))99 @wraps(func)100 def wrapper(*args, **kwargs):101 # 直接返回被装饰函数结果102 return func(*args, **kwargs)103 return wrapper104 return decorate105 @staticmethod106 def check_hasdefault(*names, **_unused):107 """108 【装饰器】109 检查函数参数是否有默认值；检查失败raise CheckError110 :param names: 待检查参数的名称111 :param _unused: 屏蔽dict参数112 :return: 113 """114 return ArgChecker._check_default(False, *names, **_unused)115 @staticmethod116 def check_nodefault(*names, **_unused):117 """118 【装饰器】119 检查函数参数是否没有默认值；检查失败raise CheckError120 :param names: 待检查参数的名称121 :param _unused: 屏蔽dict参数122 :return: 123 """124 return ArgChecker._check_default(True, *names, **_unused)125 @staticmethod126 def check_hasargs(func):127 """128 【装饰器】129 检查函数是否有*args参数；检查失败raise CheckError130 :param func: 传入函数对象131 :return: 132 """133 # 解包函数参数及默认值134 argspec = getargspec(func)135 spec_args = argspec.args if argspec.args else []136 defaults = argspec.defaults if argspec.defaults else ()137 if len(spec_args) - len(defaults) == 0:138 # 函数没有tuple参数139 raise CheckError(get_func_name(func) + ' has no args')140 @wraps(func)141 def wrapper(*args_inner, **kwargs):142 # 直接返回被装饰函数结果143 return func(*args_inner, **kwargs)144 return wrapper145 @staticmethod146 def check_haskwargs(func):147 """148 【装饰器149 检查函数是否有**kwargs参数；检查失败raise CheckError150 :param func: 传入函数对象151 :return: 152 """153 # 解包函数参数及默认值154 argspec = getargspec(func)155 defaults = argspec.defaults if argspec.defaults else ()156 if not defaults:157 # 函数没有dict参数158 raise CheckError(get_func_name(func) + ' has no kwargs')159 @wraps(func)160 def wrapper(*args, **kwargs):161 # 直接返回被装饰函数结果162 return func(*args, **kwargs)163 return wrapper164 @staticmethod165 def check_subset(*ss_args, **ss_kwargs):166 """167 【装饰器】168 检查输入参数是否是某一集合的子集；检查失败raise CheckError169 :param ss_args: 参数集合tuple170 :param ss_kwargs: 参数集合dict171 :return: 172 """173 # 检查是否有不合规的tuple参数174 for ss in ss_args:175 if not isinstance(ss, (list, set, type(None))):176 raise TypeError(177 "check_subset() expected a list or set or None of values"178 ", but got {subset_} or tuple instead.".format(179 subset_=str(type(ss)),180 )181 )182 # 检查是否有不合规的dict参数183 for name, ss in six.iteritems(ss_kwargs):184 if not isinstance(ss, (list, set, type(None))):185 raise TypeError(186 "check_subset() expected a list or set of values for "187 "argument '{name_}', but got {subset_} or tuple instead.".format(188 name_=name, subset_=str(type(ss)),189 )190 )191 # 将subset_check函数作用在函数参数上192 return arg_process(*map(subset_check, list(ss_args)), **valmap(subset_check, ss_kwargs))193class ReturnChecker(six.with_metaclass(ABCMeta, _NoInstances)):194 """函数返回值相关的检查类"""195 @staticmethod196 def check_type(*types, **_unused):197 """198 【装饰器】199 检查返回值类型；检查失败raise CheckError200 :param types: 类型tuple201 :param _unused: 屏蔽dict参数202 :return: 203 """204 # 屏蔽dict参数205 if _unused:206 raise TypeError("check_type() doesn't accept dict processors")207 # 检查是否有不合格的tuple参数208 for type_ in types:209 if not isinstance(type_, (type, tuple, type(None))): # tuple or 内置类型210 raise TypeError(211 "check_return_type() expected a type or tuple of types, but got {type_msg} instead.".format(212 type_msg=type_,213 )214 )215 # 将type_check函数作用在函数返回值上216 return return_process(*map(type_check, list(types)))217 @staticmethod218 def check_bound(*bounds, **_unused):219 """220 【装饰器】221 检查返回参数是否在某一范围内；检查失败raise CheckError222 传入参数形式应为`` (min_value, max_value)``.223 ``None`` 可以作为 ``min_value`` 或 ``max_value``，相当于正负无穷224 :param bounds: tuple范围参数225 :param _unused: 屏蔽dict参数226 :return: 227 """228 # 屏蔽dict参数229 if _unused:230 raise TypeError("check_bound() doesn't accept dict processors")231 # 将bound_valid_and_check函数作用在函数返回值上232 return return_process(*map(bound_valid_and_check, list(bounds)))233 @staticmethod234 def check_subset(*ss_args, **_unused):235 """236 【装饰器】237 检查输入参数是否是某一集合的子集；检查失败raise CheckError238 :param ss_args: 参数集合tuple239 :param _unused: 屏蔽dict参数240 :return: 241 """242 # 屏蔽dict参数243 if _unused:244 raise TypeError("check_subset() doesn't accept dict processors")245 # 检查传入的tuple参数246 for ss in ss_args:247 if not isinstance(ss, (list, set, type(None))):248 raise TypeError(249 "check_subset() expected a list or set or None of values"250 ", but got {subset_} or tuple instead.".format(251 subset_=str(type(ss)),252 )253 )254 # 将subset_check函数作用在函数返回值上...

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libwebp.py

Source:libwebp.py Github

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1# This file was automatically generated by SWIG (http://www.swig.org).2# Version 2.0.43#4# Do not make changes to this file unless you know what you are doing--modify5# the SWIG interface file instead.6from sys import version_info7if version_info >= (2,6,0):8 def swig_import_helper():9 from os.path import dirname10 import imp11 fp = None12 try:13 fp, pathname, description = imp.find_module('_libwebp', [dirname(__file__)])14 except ImportError:15 import _libwebp16 return _libwebp17 if fp is not None:18 try:19 _mod = imp.load_module('_libwebp', fp, pathname, description)20 finally:21 fp.close()22 return _mod23 _libwebp = swig_import_helper()24 del swig_import_helper25else:26 import _libwebp27del version_info28try:29 _swig_property = property30except NameError:31 pass # Python < 2.2 doesn't have 'property'.32def _swig_setattr_nondynamic(self,class_type,name,value,static=1):33 if (name == "thisown"): return self.this.own(value)34 if (name == "this"):35 if type(value).__name__ == 'SwigPyObject':36 self.__dict__[name] = value37 return38 method = class_type.__swig_setmethods__.get(name,None)39 if method: return method(self,value)40 if (not static):41 self.__dict__[name] = value42 else:43 raise AttributeError("You cannot add attributes to %s" % self)44def _swig_setattr(self,class_type,name,value):45 return _swig_setattr_nondynamic(self,class_type,name,value,0)46def _swig_getattr(self,class_type,name):47 if (name == "thisown"): return self.this.own()48 method = class_type.__swig_getmethods__.get(name,None)49 if method: return method(self)50 raise AttributeError(name)51def _swig_repr(self):52 try: strthis = "proxy of " + self.this.__repr__()53 except: strthis = ""54 return "<%s.%s; %s >" % (self.__class__.__module__, self.__class__.__name__, strthis,)55try:56 _object = object57 _newclass = 158except AttributeError:59 class _object : pass60 _newclass = 061def WebPGetDecoderVersion():62 """WebPGetDecoderVersion() -> int"""63 return _libwebp.WebPGetDecoderVersion()64def WebPGetInfo(*args):65 """WebPGetInfo(uint8_t data) -> (width, height)"""66 return _libwebp.WebPGetInfo(*args)67def WebPDecodeRGB(*args):68 """WebPDecodeRGB(uint8_t data) -> (rgb, width, height)"""69 return _libwebp.WebPDecodeRGB(*args)70def WebPDecodeRGBA(*args):71 """WebPDecodeRGBA(uint8_t data) -> (rgb, width, height)"""72 return _libwebp.WebPDecodeRGBA(*args)73def WebPDecodeARGB(*args):74 """WebPDecodeARGB(uint8_t data) -> (rgb, width, height)"""75 return _libwebp.WebPDecodeARGB(*args)76def WebPDecodeBGR(*args):77 """WebPDecodeBGR(uint8_t data) -> (rgb, width, height)"""78 return _libwebp.WebPDecodeBGR(*args)79def WebPDecodeBGRA(*args):80 """WebPDecodeBGRA(uint8_t data) -> (rgb, width, height)"""81 return _libwebp.WebPDecodeBGRA(*args)82def WebPGetEncoderVersion():83 """WebPGetEncoderVersion() -> int"""84 return _libwebp.WebPGetEncoderVersion()85def wrap_WebPEncodeRGB(*args):86 """private, do not call directly."""87 return _libwebp.wrap_WebPEncodeRGB(*args)88def wrap_WebPEncodeBGR(*args):89 """private, do not call directly."""90 return _libwebp.wrap_WebPEncodeBGR(*args)91def wrap_WebPEncodeRGBA(*args):92 """private, do not call directly."""93 return _libwebp.wrap_WebPEncodeRGBA(*args)94def wrap_WebPEncodeBGRA(*args):95 """private, do not call directly."""96 return _libwebp.wrap_WebPEncodeBGRA(*args)97def wrap_WebPEncodeLosslessRGB(*args):98 """private, do not call directly."""99 return _libwebp.wrap_WebPEncodeLosslessRGB(*args)100def wrap_WebPEncodeLosslessBGR(*args):101 """private, do not call directly."""102 return _libwebp.wrap_WebPEncodeLosslessBGR(*args)103def wrap_WebPEncodeLosslessRGBA(*args):104 """private, do not call directly."""105 return _libwebp.wrap_WebPEncodeLosslessRGBA(*args)106def wrap_WebPEncodeLosslessBGRA(*args):107 """private, do not call directly."""108 return _libwebp.wrap_WebPEncodeLosslessBGRA(*args)109_UNUSED = 1110def WebPEncodeRGB(rgb, width, height, stride, quality_factor):111 """WebPEncodeRGB(uint8_t rgb, int width, int height, int stride, float quality_factor) -> lossy_webp"""112 webp = wrap_WebPEncodeRGB(113 rgb, _UNUSED, _UNUSED, width, height, stride, quality_factor)114 if len(webp[0]) == 0:115 return None116 return webp[0]117def WebPEncodeRGBA(rgb, width, height, stride, quality_factor):118 """WebPEncodeRGBA(uint8_t rgb, int width, int height, int stride, float quality_factor) -> lossy_webp"""119 webp = wrap_WebPEncodeRGBA(120 rgb, _UNUSED, _UNUSED, width, height, stride, quality_factor)121 if len(webp[0]) == 0:122 return None123 return webp[0]124def WebPEncodeBGR(rgb, width, height, stride, quality_factor):125 """WebPEncodeBGR(uint8_t rgb, int width, int height, int stride, float quality_factor) -> lossy_webp"""126 webp = wrap_WebPEncodeBGR(127 rgb, _UNUSED, _UNUSED, width, height, stride, quality_factor)128 if len(webp[0]) == 0:129 return None130 return webp[0]131def WebPEncodeBGRA(rgb, width, height, stride, quality_factor):132 """WebPEncodeBGRA(uint8_t rgb, int width, int height, int stride, float quality_factor) -> lossy_webp"""133 webp = wrap_WebPEncodeBGRA(134 rgb, _UNUSED, _UNUSED, width, height, stride, quality_factor)135 if len(webp[0]) == 0:136 return None137 return webp[0]138def WebPEncodeLosslessRGB(rgb, width, height, stride):139 """WebPEncodeLosslessRGB(uint8_t rgb, int width, int height, int stride) -> lossless_webp"""140 webp = wrap_WebPEncodeLosslessRGB(rgb, _UNUSED, _UNUSED, width, height, stride)141 if len(webp[0]) == 0:142 return None143 return webp[0]144def WebPEncodeLosslessRGBA(rgb, width, height, stride):145 """WebPEncodeLosslessRGBA(uint8_t rgb, int width, int height, int stride) -> lossless_webp"""146 webp = wrap_WebPEncodeLosslessRGBA(rgb, _UNUSED, _UNUSED, width, height, stride)147 if len(webp[0]) == 0:148 return None149 return webp[0]150def WebPEncodeLosslessBGR(rgb, width, height, stride):151 """WebPEncodeLosslessBGR(uint8_t rgb, int width, int height, int stride) -> lossless_webp"""152 webp = wrap_WebPEncodeLosslessBGR(rgb, _UNUSED, _UNUSED, width, height, stride)153 if len(webp[0]) == 0:154 return None155 return webp[0]156def WebPEncodeLosslessBGRA(rgb, width, height, stride):157 """WebPEncodeLosslessBGRA(uint8_t rgb, int width, int height, int stride) -> lossless_webp"""158 webp = wrap_WebPEncodeLosslessBGRA(rgb, _UNUSED, _UNUSED, width, height, stride)159 if len(webp[0]) == 0:160 return None161 return webp[0]...

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SAC.py

Source:SAC.py Github

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1def inWords(n):2 return 4 * n3def openSAC(file):4 pass5# floats (word 0-69)6HdrFloats = ["DELTA", "DEPMIN", "DEPMAX", "SCALE", "ODELTA",7 "B", "E", "O", "A", "_INTERNAL",8 "T0", "T1", "T2", "T3", "T4",9 "T5", "T6", "T7", "T8", "T9",10 "F", "RESP0", "RESP1", "RESP2", "RESP3",11 "RESP4", "RESP5", "RESP6", "RESP7", "RESP8",12 "RESP9", "STLA", "STLO", "STEL", "STDP",13 "EVLA", "EVLO", "EVEL", "EVDP", "MAG",14 "USER0", "USER1", "USER2", "USER3", "USER4",15 "USER5", "USER6", "USER7", "USER8", "USER9",16 "DIST", "AZ", "BAZ", "GCARC", "_INTERNAL",17 "_INTERNAL", "DEPMEN", "CMPAZ", "CMPINC", "XMINIMUM",18 "XMAXIMUM", "YMINIMUM", "YMAXIMUM", "_UNUSED", "_UNUSED",19 "_UNUSED", "_UNUSED", "_UNUSED", "_UNUSED", "_UNUSED"]20assert len(HdrFloats) == 7021# integers and enumerated (words 70-104)22HdrInts = ["NZYEAR", "NZJDAY", "NZHOUR", "NZMIN", "NZSEC",23 "NZMSEC", "NVHDR", "NORID", "NEVID", "NPTS",24 "_INTERNAL", "NWFID", "NXSIZE", "NYSIZE", "_UNUSED",25 "IFTYPE", "IDEP", "IZTYPE", "_UNUSED", "IINST",26 "ISTREG", "IEVREG", "IEVTYP", "IQUAL", "ISYNTH",27 "IMAGTYP", "IMAGSRC", "_UNUSED", "_UNUSED", "_UNUSED",28 "_UNUSED", "_UNUSED", "_UNUSED", "_UNUSED", "_UNUSED"]29assert len(HdrInts) == 3530# logical (boolean) (words 105-109)31HdrLogicals = ["LEVEN", "LPSPOL", "LOVROK", "LCALDA", "_UNUSED"]32assert len(HdrLogicals) == 533# alphanumeric (each is 2 words [8 ASCII characters] big)34# (KEVNM takes two slots as KEVNM_1, KEVNM_2)35HdrTexts = ["KSTNM", "KEVNM_1", "KEVNM_2",36 "KHOLE", "KO", "KA",37 "KT0", "KT1", "KT2",38 "KT3", "KT4", "KT5",39 "KT6", "KT7", "KT8",40 "KT9", "KF", "KUSER0",41 "KUSER1", "KUSER2", "KCMPNM",42 "KNETWK", "KDATRD", "KINST"]43assert len(HdrTexts) == 2444import struct45HEADER_SIZE = inWords(158)46def headerVersion(raw_header):47 """Returns a tuple of the (version, big-endian) or (None, None)48 49 nvhdr should be loaded from a SAC file at NVHDR_LOCATION.50 """51 _valid_version = range(1, 20)52 def valid_version(x):53 return x in _valid_version54 nvhdr_string = raw_header[inWords(76):inWords(77)]55 if len(nvhdr_string) != 4:56 raise ValueError, "nvhdr_string must be 4 bytes long"57 le_ver = struct.unpack("<i", nvhdr_string)[0]58 be_ver = struct.unpack(">i", nvhdr_string)[0]59 if valid_version(le_ver) and valid_version(be_ver):60 # can't decide (I don't even know if this can happen)61 return (None, None)62 if valid_version(le_ver):63 return (le_ver, False)64 if valid_version(be_ver):65 return (be_ver, True)66 else:67 return (None, None)68class Header():69 def __init__(self, raw_header):70 data = {}71 self.data = data72 def header_range(start, end):73 return raw_header[inWords(start):inWords(end+1)]74 required_size = inWords(158)75 if len(raw_header) != required_size:76 raise ValueError, "header size error (size=%d)" % len(raw_header)77 (version, big_endian) = headerVersion(raw_header)78 if not version:79 raise ValueError, "invalid header format"80 if big_endian:81 endian = ">"82 else:83 endian = "<"84 self.version = version85 self.big_endian = big_endian86 floats = struct.unpack(endian + "70f", header_range(0, 69))87 for (name, val) in zip(HdrFloats, floats):88 data[name] = val89 # integers, enumerated, and logicals90 ints = struct.unpack(endian + "40i", header_range(70, 109))91 for (name, val) in zip(HdrInts + HdrLogicals, ints):92 data[name] = val93 94 text_data = header_range(110, 157)95 for (name, index) in zip(HdrTexts, range(0, 4 * 24, 4)):96 data[name] = text_data[index:index+4]97 data["KEVNM"] = data["KEVNM_1"] + data["KEVNM_2"]98class Reader():99 def __init__(self, file):100 header_data = file.read(inWords(158))101 self.header = Header(header_data)102 npts = self.header.data["NPTS"]...

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