create_expr¶
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sherpa.utils.create_expr(vals, mask=None, format='%s', delim='-')[source] [edit on github]¶ collapse a list of channels into an expression using hyphens and commas to indicate filtered intervals.
sherpa.utils.create_expr(vals, mask=None, format='%s', delim='-')[source] [edit on github]¶collapse a list of channels into an expression using hyphens and commas to indicate filtered intervals.