Fix column axis rename in pandas 1.0 (#2886)

* Fix column axis rename in pandas 1.0 Fix axis rename and unpin pandas
quantumlib · Apr 6, 2020 · 4320e52 · 4320e52
1 parent 76b2689
commit 4320e52
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diff --git a/cirq/experiments/t1_decay_experiment.py b/cirq/experiments/t1_decay_experiment.py
@@ -75,7 +75,7 @@ def t1_decay(sampler: work.Sampler,
 
     # Cross tabulate into a delay_ns, false_count, true_count table.
     tab = pd.crosstab(results.delay_ns, results.output)
-    del tab.columns.name
+    tab.rename_axis(None, axis="columns", inplace=True)
     tab = tab.rename(columns={0: 'false_count', 1: 'true_count'}).reset_index()
     for col_index, name in [(1, 'false_count'), (2, 'true_count')]:
         if name not in tab:

diff --git a/requirements.txt b/requirements.txt
@@ -5,7 +5,7 @@ google-api-core[grpc] >= 1.14.0, < 2.0.0dev
 matplotlib~=3.0
 networkx~=2.4
 numpy~=1.16
-pandas~=0.25
+pandas
 protobuf==3.8.0
 requests~=2.18
 sortedcontainers~=2.0