req.raise_for_status()

          total = int(req.headers["Content-Length"])

          with util.remove_on_error(cratef), open(cratef, "wb") as f:

                                     total=total, unit="B", unit_scale=True):

                  f.write(chunk)

      return cratef, crate, version

  def make_diff(path, lines1, mtime1, lines2, mtime2):

      return list(difflib.unified_diff(lines1, lines2,

                                       fromfile=path, tofile=path,

                                       fromfiledate=mtime1, tofiledate=mtime2))

              return sys.byteorder

          case 'target_pointer_width':

          case 'target_vendor':

              return 'unknown'

              # remove all the duplicates we should first normalize it

              metadata_lines = []

              for some in process_metadata(md):

                      metadata_lines.extend(some.normalize())

                  else:

                      metadata_lines.append(some)

                  continue

              deps_by_name[dep["rename"] or dep["name"]].append(Dependency.from_json(dep))

          deps_by_feature = {}

          local_features = set(md["features"]) | set(

              d["rename"] for d in md["dependencies"] if d["rename"] is not None

          for feature, f_deps in md["features"].items():

              features = {None}

              deps = set()

                  else:

                      for dep in deps_by_name[pkg]:

                          dep = copy.deepcopy(dep)

                          if f:

      -rrequirements.txt

  whitelist_externals =

      cargo