Thank you for reaching out and helping us improve Vaex!
Before you submit a new Issue, please read through the documentation. Also, make sure you search through the Open and Closed Issues - your problem may already be discussed or addressed.
Description
Please provide a clear and concise description of the problem. This should contain all the steps needed to reproduce the problem. A minimal code example that exposes the problem is very appreciated.
Software information
Vaex version (import vaex; vaex.__version__): 4.12.0
Vaex was installed via: pip / conda-forge / from source
OS: macos
Additional information
df = vaex.from_arrays(
cbo_cluster_0=[True, False, True, True, True],
cbo_cluster_1=[False, False, True, False, True],
cbo_cluster_2=[False, False, False, False, False],
cbo_cluster_3=[True, True, True, True, True],
gold=["a","a","b","c","b"],
id=list(range(5))
)
df_copy = df.copy()
selection = []
avl_clusters = df_copy.get_column_names(regex=f"{VaexColumn.cbo_cluster}_")
for cluster in avl_clusters:
df_copy.select(f"{cluster}==True", name=f"select_{cluster}")
selection.append(f"select_{cluster}")
df_copy["id"].mean(selection=selection) # fine
df_copy.count(selection=selection) # fine
df_copy["gold"].unique(selection=selection[0]) # fine, returns a list
df_copy["gold"].unique(selection=selection) # fails
File ".venv/lib/python3.9/site-packages/vaex/execution.py", line 346, in execute_generator
run = Run(tasks)
File ".venv/lib/python3.9/site-packages/vaex/execution.py", line 87, in __init__
selections = list(set(selection for task in tasks_df for selection in task.selections))
TypeError: unhashable type: 'list'
assuming the failure comes from the fact that its returning a list of lists
Thank you for reaching out and helping us improve Vaex!
Before you submit a new Issue, please read through the documentation. Also, make sure you search through the Open and Closed Issues - your problem may already be discussed or addressed.
Description Please provide a clear and concise description of the problem. This should contain all the steps needed to reproduce the problem. A minimal code example that exposes the problem is very appreciated.
Software information
import vaex; vaex.__version__)
: 4.12.0Additional information
assuming the failure comes from the fact that its returning a list of lists