          versions = list(TENSORFLOW_REQUIREMENTS.values())[-1]
          condaexe = ["conda", "search"]
          pkgs = ["cudatoolkit", "cudnn"]
          for pkg in pkgs:
              chk = Popen(condaexe + [pkg], shell=shell, stdout=PIPE)
              available = [line.split()
                           for line in chk.communicate()[0].decode(self.env.encoding).splitlines()
 
</s> remove             chk = Popen(condaexe + [pkg], shell=True, stdout=PIPE)
 </s> add             chk = Popen(condaexe + [pkg], shell=shell, stdout=PIPE) </s> remove         in Conda """
 </s> add         in Conda.

        This was used whilst Tensorflow 2.2 was not available for Windows in Conda. It is kept
        here in case it is required again in the future.
        """ </s> remove             self.installed_packages[item[0]] = item[1]
 </s> add             retval[item[0]] = item[1]
        return retval </s> remove         y_true = K.reshape(y_true, [-1] + list(self.__int_shape(y_pred)[1:]))
        y_pred = K.reshape(y_pred, [-1] + list(self.__int_shape(y_pred)[1:]))
 </s> add         y_true = K.reshape(y_true, [-1] + list(self._int_shape(y_pred)[1:]))
        y_pred = K.reshape(y_pred, [-1] + list(self._int_shape(y_pred)[1:]))
        shell = self.env.os_version[0] == "Windows"
          versions = list(TENSORFLOW_REQUIREMENTS.values())[-1]
          condaexe = ["conda", "search"]
          pkgs = ["cudatoolkit", "cudnn"]
        shell = self.env.os_version[0] == "Windows"
          for pkg in pkgs:
              chk = Popen(condaexe + [pkg], shell=shell, stdout=PIPE)
              available = [line.split()
                           for line in chk.communicate()[0].decode(self.env.encoding).splitlines()
keep keep add keep keep keep keep
 Update to TF2.3 (#1100)

* Minimum requirements to tf2.3.
  - Handle upgrades for Windows users with tf2.2 installed by Pip
  - Handle windows upgrade from pip tf2.2
  - Explicitly install Cuda for Conda installs

* Update tensorflow errors api reference
* Suppress AutoGraph warning messages
* Update GUI Stats to work with tf2.3
* Fix live graph for tf2.3
* DSSIMObjective - autoGraph bugfix
* Update Travis test 
setup.py