              pipexe.append("-qq")
          # install as user to solve perm restriction
          if not self.env.is_admin and not self.env.is_virtualenv:
              pipexe.append("--user")
          msg = "Installing {}".format(package)
          self.output.info(msg)
          pipexe.append(package)
          try:
              run(pipexe, check=True)
          except CalledProcessError:
 
</s> remove             self.output.warning("Couldn't install {} with pip. "
                                "Please install this package manually".format(package))
 </s> add             self.output.warning(f"Couldn't install {package} with pip. "
                                "Please install this package manually") </s> remove                 self.output.info("{} not available in Conda. Installing with pip".format(package))
 </s> add                 self.output.info(f"{package} not available in Conda. Installing with pip") </s> remove                 self.output.warning("Couldn't install {} with Conda. "
                                    "Please install this package manually".format(package))
 </s> add                 self.output.warning(f"Couldn't install {package} with Conda. "
                                    "Please install this package manually") </s> remove             return retval
        return "{}.{}.{}".format(major, minor, patchlevel)

    @staticmethod
    def _cudnn_checkfiles_linux():
        """ Obtain the location of the files to check for cuDNN location in Linux.

        Returns
        str:
            The location of the header files for cuDNN
        """
        chk = os.popen("ldconfig -p | grep -P \"libcudnn.so.\\d+\" | head -n 1").read()
        if "libcudnn.so." not in chk:
            return list()
        chk = chk.strip().replace("libcudnn.so.", "")
        cudnn_vers = chk[0]
        cudnn_path = chk[chk.find("=>") + 3:chk.find("libcudnn") - 1]
        cudnn_path = cudnn_path.replace("lib", "include")
        cudnn_checkfiles = [os.path.join(cudnn_path, "cudnn_v{}.h".format(cudnn_vers)),
                            os.path.join(cudnn_path, "cudnn.h")]
        return cudnn_checkfiles

    def _cudnn_checkfiles_windows(self):
        """ Obtain the location of the files to check for cuDNN location in Windows.

        Returns
        str:
            The location of the header files for cuDNN
        """
        # TODO A more reliable way of getting the windows location
        if not self._cuda_path and not self._cuda_keys_windows:
            return list()
        if not self._cuda_path:
            self._cuda_path = os.environ[self._cuda_keys_windows[0]]

        cudnn_checkfile = os.path.join(self._cuda_path, "include", "cudnn.h")
        return [cudnn_checkfile]

    def _get_cuda_path(self):
        """ Obtain the path to Cuda install location.

        Returns
        -------
        str
            The path to the install location of Cuda on the system
        """
        if self._is_linux:
            path = self._cuda_path_linux()
        elif self._is_windows:
            path = self._cuda_path_windows()
        else:
            path = None
        return path

    @staticmethod
    def _cuda_path_linux():
        """ Obtain the path to Cuda install location on Linux.

        Returns
        -------
        str
            The path to the install location of Cuda on a Linux system
        """
        ld_library_path = os.environ.get("LD_LIBRARY_PATH", None)
        chk = os.popen("ldconfig -p | grep -P \"libcudart.so.\\d+.\\d+\" | head -n 1").read()
        if ld_library_path and not chk:
            paths = ld_library_path.split(":")
            for path in paths:
                chk = os.popen("ls {} | grep -P -o \"libcudart.so.\\d+.\\d+\" | "
                               "head -n 1".format(path)).read()
                if chk:
                    break
        if not chk:
            return None
        return chk[chk.find("=>") + 3:chk.find("targets") - 1]

    @staticmethod
    def _cuda_path_windows():
        """ Obtain the path to Cuda install location on Windows.

        Returns
        -------
        str
            The path to the install location of Cuda on a Windows system
        """
        cuda_path = os.environ.get("CUDA_PATH", None)
        return cuda_path

    def _cuda_version_linux(self):
        """ Obtain the installed version of Cuda on a Linux system.

        Returns
        -------
        The installed CUDA version on a Linux system
        """
        ld_library_path = os.environ.get("LD_LIBRARY_PATH", None)
        chk = os.popen("ldconfig -p | grep -P \"libcudart.so.\\d+.\\d+\" | head -n 1").read()
        if ld_library_path and not chk:
            paths = ld_library_path.split(":")
            for path in paths:
                chk = os.popen("ls {} | grep -P -o \"libcudart.so.\\d+.\\d+\" | "
                               "head -n 1".format(path)).read()
                if chk:
                    break
        if not chk:
            retval = "No global version found"
            if self._is_conda:
                retval += ". Check Conda packages for Conda Cuda"
            return retval
        cudavers = chk.strip().replace("libcudart.so.", "")
        return cudavers[:cudavers.find(" ")]

    def _cuda_version_windows(self):
        """ Obtain the installed version of Cuda on a Windows system.

        Returns
        -------
        The installed CUDA version on a Windows system
        """
        cuda_keys = self._cuda_keys_windows
        if not cuda_keys:
            retval = "No global version found"
            if self._is_conda:
                retval += ". Check Conda packages for Conda Cuda"
            return retval
        cudavers = [key.lower().replace("cuda_path_v", "").replace("_", ".") for key in cuda_keys]
        return " ".join(cudavers)
 </s> add         return retval </s> remove             self.output.error("cuDNN not found. See "
                              "https://github.com/deepfakes/faceswap/blob/master/INSTALL.md#cudnn "
                              "for instructions")
 </s> add 
        msg = f"Installing {package}"
              pipexe.append("-qq")
          # install as user to solve perm restriction
          if not self.env.is_admin and not self.env.is_virtualenv:
              pipexe.append("--user")
        msg = f"Installing {package}"
          self.output.info(msg)
          pipexe.append(package)
          try:
              run(pipexe, check=True)
          except CalledProcessError:
keep keep keep keep replace keep keep keep keep keep
 sysinfo/setup - Standardize cuda/cudnn checks 
setup.py