How to use 'zip function in python' in Python
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179 def _PythonUnzip(self): 180 """Unzip a file using the python zipfile module.""" 181 ziplocal = None 182 try: 183 ziplocal = zipfile.ZipFile(self._zipfile_name) 184 ziplocal.extractall() 185 finally: 186 if ziplocal is not None: 187 ziplocal.close()
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196 def mapzip(func, a, b): 197 """ 198 Applies a function over the zip of iterables a and b, 199 giving back an object of the same type as a. That is, 200 c[i] = func(a[i], b[i]). 201 202 Warning: this is not meant to be applied to a tensor --it will not work 203 204 For example: 205 206 ``` 207 from collections import namedtuple 208 from operator import add 209 210 coords = namedtuple("coordinates", ["x", "y"]) 211 212 a = coords(1,2) 213 b = coords(2,3) 214 215 c = mapzip(add, a, b) # coordinates(x=2, y=4) 216 217 a = list(a) 218 b = list(b) 219 220 c = mapzip(add, a, b) # [2, 4] 221 ``` 222 223 Args: 224 func (callable): a function with two arguments 225 a (iterable; e.g., list or namedtuple) 226 b (iterable; e.g., list or namedtuple) 227 228 Returns: 229 object of type(a) 230 231 """ 232 lst = [func(x[0], x[1]) for x in zip(a, b)] 233 if is_namedtuple(a): 234 return type(a)(*lst) 235 return type(a)(lst)