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import pandas as pd
class IQADataset():
def __init__(self, csv_file, name, dataset_root, attributes):
self.df = pd.read_csv(csv_file, dtype=str)
self.name = name
self.dataset_root = dataset_root
self.attributes = attributes
self.length = len(self.df)
def __str__(self):
return f"IQADataset ({self.name}), attributes: {self.attributes}"
def __len__(self):
return self.length
def __getitem__(self, idx):
if idx >= self.length:
raise StopIteration
sample = {}
for attr in self.attributes:
sample[attr] = self.df[attr][idx]
if attr == "score":
sample[attr] = float(self.df[attr][idx])
return sample
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