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Clarify odd print-control usage. #36

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Merged
bjlittle merged 1 commit into from
Jan 10, 2022
Merged

Clarify odd print-control usage. #36

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15 changes: 8 additions & 7 deletions lib/iris/util.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1059,13 +1059,14 @@ def format_array(arr):
ffunc = str
max_line_len = 50

formatArray = np.core.arrayprint._formatArray
format_options = np.core.arrayprint._format_options
# Format the array with version 1.13 legacy behaviour
with np.printoptions(legacy="1.13"):
# Use this (private) routine for more control.
formatArray = np.core.arrayprint._formatArray
# N.B. the 'legacy' arg had different forms in different numpy versions
# -- fetch the required form from the internal options dict
legacy_key = np.core.arrayprint._format_options["legacy"]

options = np.get_printoptions()
options["legacy"] = "1.13"

with np.printoptions(**options):
result = formatArray(
arr,
ffunc,
Expand All @@ -1074,7 +1075,7 @@ def format_array(arr):
separator=", ",
edge_items=edge_items,
summary_insert=summary_insert,
legacy=format_options["legacy"],
legacy=legacy_key,
)

return result
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