pyqgis-profiler-tests.py

import json

profiler = QgsApplication.profiler()
tree = []
for row in range(0, profiler.rowCount()):
    line = []
    for col in range(0, profiler.columnCount()):
        index = profiler.index(row, col)
        line.append(profiler.data(index))
    if len(line) == 2:
        dict_level1 = {"name": line[0], "timing": line[1], "child": []}
        print('line', line, row, col)
        for row1 in range(0, profiler.rowCount(index)):
            subline = []
            for col1 in range(0, profiler.columnCount(index)):
                index1 = profiler.index(row1, col1, index)
                subline.append(profiler.data(index1))
            if len(subline) == 2:
                print('subline', subline)
                dict_level2 = {"name": subline[0], "timing": subline[1], "child": []}
                if profiler.rowCount(index1) > 0 and profiler.columnCount(index1) > 0:
                    print(f'will get child {profiler.rowCount(index1)} and {profiler.columnCount(index1)}')
                dict_level1['child'].append(dict_level2)
        tree.append(dict_level1)

with open('/tmp/tree.json', "w") as inputfile:
    json.dump(tree, inputfile)