test_pro_version.py

def pro_at_least_version(version: str) -> bool:
    """
    Test the current ArcGIS Pro version to be equal or greater than.
    Args:
        version: Version number eg ('2', '2.1', '2.8.1')
    Returns:
        Boolean indicating if version is at least or greater than specified version.
    """
    
    # late import since may or may not already be loaded
    import arcpy
    
    # get parts of the current version
    v_lst = [int(v) for v in  arcpy.GetInstallInfo()['Version'].split('.')]

    # get parts of the version to test for
    in_lst = [int(v) for v in version.split('.')]
    
    # extend the shorter version list to match the longer
    max_len = max((len(v_lst), len(in_lst)))
    v_lst, in_lst = [lst + ([0] * (max_len - len(lst))) for lst in [v_lst, in_lst]]
            
    # variable to store status
    at_least = True
    
    # test all the parts of the input version against the current version
    for idx in range(0, max_len):
        
        # evaluate if the part and if greater, break and report status
        if v_lst[idx] < in_lst[idx]:
            at_least = False
            break
      
    return at_least