python类初始化

```python

class EcoFriendlyPaint:

def __init__(self, color, glossiness, eco_level):

self.color = color

self.glossiness = glossiness

self.eco_level = eco_level

```

```python

class SkinCareProduct:

def __init__(self, skin_type, need, product_info):

self.skin_type = skin_type

self.need = need

self.product_info = product_info

```

```python

class DataProcessor:

def __init__(self, data):

self.data = data

def clean_data(self):

# 实现数据清洗功能

def preprocess_data(self):

# 实现数据预处理功能

```

```python

class DeliveryService:

def __init__(self, delivery_address, receiver_info):

self.delivery_address = delivery_address

self.receiver_info = receiver_info

```