STYLE: linting issue, xref pandas-dev#17628 (pandas-dev#18722)

Author: jreback

ci/lint.sh

@@ -97,7 +97,7 @@ if [ "$LINT" ]; then
     #
     # Check the following functions:
     # any(), all(), sum(), max(), min(), list(), dict(), set(), frozenset(), tuple(), str.join()
-    grep -R --include="*.py*" -E "[^_](any|all|sum|max|min|list|dict|set|frozenset|tuple|join)\(\[.* for .* in .*\]\)" *
+    grep -R --include="*.py*" -E "[^_](any|all|sum|max|min|list|dict|set|frozenset|tuple|join)\(\[.* for .* in .*\]\)" pandas
 
     if [ $? = "0" ]; then
         RET=1

pandas/core/reshape/melt.py

@@ -406,7 +406,7 @@ def melt_stub(df, stub, i, j, value_vars, sep):
 
         return newdf.set_index(i + [j])
 
-    if any([col in stubnames for col in df.columns]):
+    if any(col in stubnames for col in df.columns):
         raise ValueError("stubname can't be identical to a column name")
 
     if not is_list_like(stubnames):