anto_data.py

import pandas as pd

original_data = [
    {'globalTime': 1795, 'istTime': [0, 23, 39], 'coordinates': [(173, 289), (171, 289), (170, 289)]},
    {'globalTime': 1714, 'istTime': [0, 18, 36], 'coordinates': [(137, 429), (133, 433), (130, 436)]},
]

transformed_data = [
    {'globalTime': row['globalTime'], 'istTime': it, 'x': x, 'y': y}
    for row in original_data
    for it, (x, y) in zip(row['istTime'], row['coordinates'])
]

df = pd.DataFrame(transformed_data)
print(df)