old_contents: from setuptools import setup
  import sys
  
  CLASSIFIERS = [
      "Development Status :: 4 - Beta",
      "Natural Language :: English",
      "License :: OSI Approved :: MIT",
      "Operating System :: OS Independent",
      "Programming Language :: Python :: 3.7",
      "Topic :: Scientific/Engineering :: Bio-Informatics",
  ]
  
  if sys.version_info.major != 3:
      print("doubletdetection requires Python 3.7")
      sys.exit(1)
  
  setup(
      name="doubletdetection",
      version="3.0.0",
      description="Method to detect and enable removal of doublets from single-cell RNA-sequencing "
      "data",
      url="https://github.com/JonathanShor/DoubletDetection",
      author="Adam Gayoso, Jonathan Shor, Ambrose J. Carr",
      author_email="ajg2188@columbia.edu",
      include_package_data=True,
      packages=["doubletdetection"],
      install_requires=[
          "numpy>=1.14.2",
          "pandas>=0.22.0",
          "scipy>=1.0.1",
          "scikit-learn",
          "tables>=3.4.2",
          "umap-learn>=0.3.7",
          "matplotlib>=2.2.2",
      ],
  )
  
new_contents: from setuptools import setup
  import sys
  
  CLASSIFIERS = [
      "Development Status :: 4 - Beta",
      "Natural Language :: English",
      "License :: OSI Approved :: MIT",
      "Operating System :: OS Independent",
      "Programming Language :: Python :: 3.7",
      "Topic :: Scientific/Engineering :: Bio-Informatics",
  ]
  
  if sys.version_info.major != 3:
      print("doubletdetection requires Python 3.7")
      sys.exit(1)
  
  setup(
      name="doubletdetection",
      version="2.5.0",
      description="Method to detect and enable removal of doublets from single-cell RNA-sequencing "
      "data",
      url="https://github.com/JonathanShor/DoubletDetection",
      author="Adam Gayoso, Jonathan Shor, Ambrose J. Carr",
      author_email="ajg2188@columbia.edu",
      include_package_data=True,
      packages=["doubletdetection"],
      install_requires=[
          "numpy>=1.14.2",
          "pandas>=0.22.0",
          "scipy>=1.0.1",
          "scikit-learn",
          "tables>=3.4.2",
          "umap-learn>=0.3.7",
          "matplotlib>=2.2.2",
      ],
  )
  
subject: downgrade version number