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Fix KeyError: 0 in _calculateGrowthFactor caused by pandas 3.0 positional indexing change #1

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Fix KeyError: 0 in _calculateGrowthFactor caused by pandas 3.0 positional indexing change #1

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Copilot Mar 6, 2026
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Fix KeyError: 0 in _calculateGrowthFactor - use .iloc[0] for position…
Copilot Mar 6, 2026
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4 changes: 2 additions & 2 deletions screenpro/assays/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -71,8 +71,8 @@ def _calculateGrowthFactor(self, untreated, treated, db_rate_col):
growth_factors = []
# calculate growth factor for gamma, tau, or rho score per replicates
for replicate in adat.obs.replicate.unique():
db_untreated = adat.obs.query(f'condition == "{untreated}" & replicate == {str(replicate)}')[db_rate_col][0]
db_treated = adat.obs.query(f'condition == "{treated}" & replicate == {str(replicate)}')[db_rate_col][0]
db_untreated = adat.obs.query(f'condition == "{untreated}" & replicate == {str(replicate)}')[db_rate_col].iloc[0]
db_treated = adat.obs.query(f'condition == "{treated}" & replicate == {str(replicate)}')[db_rate_col].iloc[0]

growth_factors.append(('gamma', db_untreated, replicate, f'gamma_replicate_{replicate}'))
growth_factors.append(('tau', db_treated, replicate, f'tau_replicate_{replicate}'))
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