try reconstruct:

<pre><code class="python"><br>                                                                                                                                                                                                                                                                                                                                                                                            import  os<br>                                                                                                                                                                                                                                                                                                                                                                                            import  sys<br>                                                                                                                                                                                                                                                                                                                                                                                            import  random<br>                                                                                                                                                                                                                                                                                                                                                                                            import  time<br>                                                                                                                                                                                                                                                                                                                                                                                            from datetime import  datetime<br><br><br>                                                                                                                                                                                                                                                                                                                                                                                            class  QuantumEntropyGenerator:<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                def    <strong>init</strong>     (     self):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    self.entropy_pool  =  []<br><br><br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                def    gather_entropy     (     self):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    for    i    in  range(     1024):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        entropy     =     os.urandom    (     64)<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        self.entropy_pool.append    (     entropy)<br><br><br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                def    mix_entropy     (     self):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    mixed_entropy     =     b’'.join    (self.entropy_pool)<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    random.seed(     mixed_entropy)<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    self.entropy_pool  =  []<br><br><br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                def    get_random_bytes     (     self,     num_bytes):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    return     os.urandom    (     num_bytes)<br><br><br>                                                                                                                                                                                                                                                                                                             class  TimeBasedPRNG:<br>                                                                                                                                                                                                                                                                                                                                                                                                                 def    <strong>init</strong>     (     self):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 self.seed    ()<br><br><br>                                                                                                                                                                                                                                                                                                                                                                                                                 def     seed     (     self):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 now     =     datetime.now()<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 timestamp     =     now.timestamp()<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 milliseconds     =     int(     timestamp     *     1000     )<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 random.seed    (     milliseconds)<br><br><br>                                                                                                                                                                                                                                                                                                                                                                                                                 def     get_random_number     (     self):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 return     random.random    ()<br><br><br>                                                                                                                                                                                                                                                                                                             class  FileEntropySource:<br>                                                                                                                                                                                                                                                                                                                                                                                                                 def     <strong>init</strong>     (     self,     path):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 self.path =  path<br><br><br>                                                                                                                                                                                                                                                                                                                                                                                                                 def     get_entropy_from_file     (     self):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 if    not  os.path.exists    (     self.path     ):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        raise     ValueError     (     ‘File does not exist’)<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 with     open    (     self.path,     ‘rb’     )     as    file:<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        return file.read    ()<br><br><br>                                                                                                                                                                                                                                                                                                             class  EntropyCollector:<br>                                                                                                                                                                                                                                                                                                                                                                                                                 def     <strong>init</strong>     (     self):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 self.quantum_entropy_generator =  QuantumEntropyGenerator    (     )<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 self.time_prng =  TimeBasedPRNG    (     )<br><br><br>                                                                                                                                                                                                                                                                                                                                                                                                                 def     collect_entropy     (     self):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 self.quantum_entropy_generator.gather_entropy    (     )<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 self.quantum_entropy_generator.mix_entropy    (     )<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 time_entropy =  str    (     self.time_prng.get_random_number    (     )     )<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 file_entropy_source = FileEntropySource    (     ‘/dev/urandom’     )<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 file_entropy = file_entropy_source.get_entropy_from_file    (     )<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 entropy  =     time_entropy.encode    (     )     +     file_entropy     +     self.quantum_entropy_generator.get_random_bytes    (     64)<br><br><br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 random.seed    (entropy)<br><br>                                                                                                                                                                                                                                                                                                             class  HardCoreRandom:<br>                                                                                                                                                                                                                                                                                                                                                                                                                 def     <strong>init</strong>     (     self):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 self.entropy_collector =  EntropyCollector    (     )<br><br><br>                                                                                                                                                                                                                                                                                                                                                                                                                 def     generate_secure_random_bytes     (     self,     num_bytes):<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 return     os.urandom    (     num_bytes)<br><br><br>                                                                                                                                                                                                                                                                                                                                                                                            if <strong>name</strong>  ==    ‘<strong>main</strong>’:<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                random_generator  = HardCoreRandom    (     )<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                random_generator.entropy_collector.collect_entropy    (     )<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                secure_random_bytes = random_generator.generate_secure_random_bytes    (     128)<br>                                                                                                                                                                                                                                                                                                                                                                                                                                                                print    (     secure_random_bytes)</code></pre>


output strictly that. do not descriplain.