Changes

• move freq params to dataloader @you-n-g (#234)
• Update pytorch_nn.py @wendili-cs (#241)
• Update pytorch_alstm_ts.py @wendili-cs (#243)
• Update pytorch_gats.py @wendili-cs (#244)
• Update pytorch_gru.py @wendili-cs (#245)
• Update pytorch_gru_ts.py @wendili-cs (#246)
• Update pytorch_lstm.py @wendili-cs (#247)
• Update pytorch_lstm_ts.py @wendili-cs (#248)
• Update pytorch_alstm.py @wendili-cs (#242)
• Fix bug in alpha360 @bxdd (#236)
• Add filter_pipe API @Derek-Wds (#220)
• Update data handler @you-n-g (#228)
• Qlib Highfreq Support & Highfreq DataHanlder/Operator/Processor Examples @bxdd (#222)
• Add paper year @Derek-Wds (#224)
• Support yahoo 1min data @zhupr (#221)
• Fix the error when the stock code is a number @zhupr (#78)
• Support Register of Custom Feature Operators Easily @bxdd (#92)
• Update pytorch_nn.py @wendili-cs (#213)
• tabnet @javaThonc (#205)
• for IDE auto-complete with global Wrapper @GoooIce (#201)
• Update .gitignore @GoooIce (#203)
• Add dataset standalone usage example @you-n-g (#200)
• Support Return Order List in Backtest & Assign Executor in Config @bxdd (#198)
• fix setup error @GoooIce (#197)
• Update pytorch_lstm_ts.py @wendili-cs (#194)
• Update pytorch_gru_ts.py @wendili-cs (#193)
• Update pytorch_gats_ts.py @wendili-cs (#192)
• Update pytorch_alstm_ts.py @wendili-cs (#191)
• Security Fix for Arbitrary Code Execution - huntr.dev @huntr-helper (#189)
• Update docs and add Python 3.9 CI @Derek-Wds (#178)
• Update initialization.rst @GoooIce (#188)
• Fix create_recorder bug @Derek-Wds (#182)
• Fix unrecognized config bug @fzc621 (#183)
• Fix some typo in qlib/tests/data.py @fzc621 (#179)
• Supporting dict to define strategy in evaluate.py @you-n-g (#177)
• Update workflow_config_gru_Alpha158.yaml @wendili-cs (#175)
• Update workflow_config_lstm_Alpha158.yaml @wendili-cs (#174)
• Update docs @Derek-Wds (#164)
• Fix the first trading day of the calendar extra in report_df @zhupr (#125)
• Fix recorder temp dir bug @Derek-Wds (#148)
• better MemCacheUnit implement @hadrianl (#145)
• Update alpha.rst @bxdd (#143)
• add more doc to PortAnaRecord @you-n-g (#138)
• fixing typos #4 @maciejdomagala (#135)
• fixing typos #3 @maciejdomagala (#134)
• Update benchmark performance @Derek-Wds (#97)
• fixing typos #2 @maciejdomagala (#130)
• Config.getattr should raise AttributeError @hadrianl (#129)
• Refactor to Python3 style @Gwill (#119)
• Demo @Derek-Wds (#122)
• Add stale bot @Derek-Wds (#124)
• Typo fix @maciejdomagala (#123)
• Update CI and script @Derek-Wds (#118)
• Update the Sign operation in ops.py @YifanDengWHU (#113)