<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def GetAnalyzerInstances(cls, analyzer_names):
 """Retrieves instances for all the specified analyzers. Args: analyzer_names (list[str]):
 names of the analyzers to retrieve. Returns: list[BaseAnalyzer]: analyzer instances. """

    analyzer_instances = []
    for analyzer_name, analyzer_class in iter(cls.GetAnalyzers()):
      if analyzer_name in analyzer_names:
        analyzer_instances.append(analyzer_class())

    return analyzer_instances