40 lines
1.6 KiB
Python
40 lines
1.6 KiB
Python
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import pandas as pd
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import os
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class User:
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def __init__(self, username, token, num_interests=3, directory='./', interests_file='interests.json'):
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self.username = username
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self.token = token
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self.num_interests = num_interests
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self.interests_file = directory + username+'_'+interests_file
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self.interests = pd.read_json(self.interests_file) if os.path.isfile(self.interests_file) else pd.DataFrame(columns=['interest', 'frequency']) # {'interest': 'frequency':}
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def initialize(self):
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if self.interests.empty:
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self.interests = pd.DataFrame(columns=['interest', 'frequency'])
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def update_interests(self, topics):
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for topic in topics:
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index = self.interests.index[self.interests['interest'] == topic]
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if len(index) > 0:
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self.interests.at[index[0], 'frequency'] += 1
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else:
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self.interests = self.interests.append({'interest': topic, 'frequency': max(
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self.interests['frequency']) if not self.interests.empty else 6}, ignore_index=True)
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self.interests = self.interests.sort_values(by='frequency', ascending=False, ignore_index=True)
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self.interests.to_json(self.interests_file)
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def decay_interests(self):
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for i, interest in self.interests.iterrows():
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if interest['frequency'] > 1:
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self.interests.at[i, 'frequency'] -= 1
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def get_user_interests(self):
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current_interests = []
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for i, row in self.interests.iterrows():
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if i < self.num_interests:
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current_interests.append(row['interest'])
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return current_interests
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