| [1824] | 1 | import os
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| 2 |
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| 3 | def mask_and(a, b):
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| 4 | assert(len(a)==len(b))
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| 5 | return [ a[i] & b[i] for i in xrange(len(a)) ]
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| 6 |
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| 7 | def mask_or(a, b):
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| 8 | assert(len(a)==len(b))
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| 9 | return [ a[i] | b[i] for i in xrange(len(a)) ]
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| 10 |
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| 11 | def mask_not(a):
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| 12 | return [ not i for i in a ]
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| 13 |
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| 14 | def _n_bools(n, val):
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| 15 | return [ val for i in xrange(n) ]
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| 16 |
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| 17 | def _is_sequence_or_number(param, ptype=int):
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| 18 | if isinstance(param,tuple) or isinstance(param,list):
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| 19 | if len(param) == 0: return True # empty list
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| 20 | out = True
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| 21 | for p in param:
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| 22 | out &= isinstance(p,ptype)
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| 23 | return out
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| 24 | elif isinstance(param, ptype):
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| 25 | return True
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| 26 | return False
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| 27 |
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| 28 | def _to_list(param, ptype=int):
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| 29 | if isinstance(param, ptype):
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| 30 | if ptype is str: return param.split()
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| 31 | else: return [param]
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| 32 | if _is_sequence_or_number(param, ptype):
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| 33 | return param
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| 34 | return None
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| 35 |
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| 36 | def unique(x):
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| 37 | """
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| 38 | Return the unique values in a list
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| 39 | Parameters:
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| 40 | x: the list to reduce
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| 41 | Examples:
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| 42 | x = [1,2,3,3,4]
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| 43 | print unique(x)
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| 44 | [1,2,3,4]
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| 45 | """
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| 46 | return dict([ (val, 1) for val in x]).keys()
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| 47 |
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| 48 | def list_files(path=".",suffix="rpf"):
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| 49 | """
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| 50 | Return a list files readable by asap, such as rpf, sdfits, mbf, asap
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| 51 | Parameters:
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| 52 | path: The directory to list (default '.')
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| 53 | suffix: The file extension (default rpf)
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| 54 | Example:
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| 55 | files = list_files("data/","sdfits")
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| 56 | print files
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| 57 | ['data/2001-09-01_0332_P363.sdfits',
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| 58 | 'data/2003-04-04_131152_t0002.sdfits',
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| 59 | 'data/Sgr_86p262_best_SPC.sdfits']
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| 60 | """
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| 61 | if not os.path.isdir(path):
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| 62 | return None
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| [1920] | 63 | valid = "ms rpf rpf.1 rpf.2 sdf sdfits mbf asap".split()
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| [1824] | 64 | if not suffix in valid:
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| 65 | return None
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| 66 | files = [os.path.expanduser(os.path.expandvars(path+"/"+f)) for f in os.listdir(path)]
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| 67 | return filter(lambda x: x.endswith(suffix),files)
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| [1859] | 68 |
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| 69 | def page(message):
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| [1860] | 70 | """Run the input message through a pager. This is only done if
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| 71 | ``rcParams["verbose"]`` is set.
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| 72 | """
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| [1859] | 73 | verbose = False
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| 74 | try:
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| 75 | from asap.parameters import rcParams
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| 76 | verbose = rcParams['verbose']
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| 77 | except:
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| 78 | pass
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| 79 | if verbose:
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| 80 | try:
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| 81 | from IPython.genutils import page as pager
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| 82 | except ImportError:
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| 83 | from pydoc import pager
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| 84 | pager(message)
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| 85 | return None
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| 86 | else:
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| 87 | return message
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