[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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[3093] | 18 | import numpy |
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| 19 | #if isinstance(param,tuple) or isinstance(param,list): |
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| 20 | if type(param) in (tuple, list, numpy.ndarray): |
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[1824] | 21 | if len(param) == 0: return True # empty list |
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| 22 | out = True |
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| 23 | for p in param: |
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| 24 | out &= isinstance(p,ptype) |
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| 25 | return out |
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| 26 | elif isinstance(param, ptype): |
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| 27 | return True |
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| 28 | return False |
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| 29 | |
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| 30 | def _to_list(param, ptype=int): |
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| 31 | if isinstance(param, ptype): |
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| 32 | if ptype is str: return param.split() |
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| 33 | else: return [param] |
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| 34 | if _is_sequence_or_number(param, ptype): |
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[3093] | 35 | return list(param) |
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[1824] | 36 | return None |
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| 37 | |
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| 38 | def unique(x): |
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| 39 | """ |
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| 40 | Return the unique values in a list |
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| 41 | Parameters: |
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| 42 | x: the list to reduce |
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| 43 | Examples: |
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| 44 | x = [1,2,3,3,4] |
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| 45 | print unique(x) |
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| 46 | [1,2,3,4] |
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| 47 | """ |
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| 48 | return dict([ (val, 1) for val in x]).keys() |
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| 49 | |
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| 50 | def list_files(path=".",suffix="rpf"): |
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| 51 | """ |
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| 52 | Return a list files readable by asap, such as rpf, sdfits, mbf, asap |
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| 53 | Parameters: |
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| 54 | path: The directory to list (default '.') |
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| 55 | suffix: The file extension (default rpf) |
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| 56 | Example: |
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| 57 | files = list_files("data/","sdfits") |
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| 58 | print files |
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| 59 | ['data/2001-09-01_0332_P363.sdfits', |
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| 60 | 'data/2003-04-04_131152_t0002.sdfits', |
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| 61 | 'data/Sgr_86p262_best_SPC.sdfits'] |
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| 62 | """ |
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| 63 | if not os.path.isdir(path): |
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| 64 | return None |
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[1920] | 65 | valid = "ms rpf rpf.1 rpf.2 sdf sdfits mbf asap".split() |
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[1824] | 66 | if not suffix in valid: |
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| 67 | return None |
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| 68 | files = [os.path.expanduser(os.path.expandvars(path+"/"+f)) for f in os.listdir(path)] |
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| 69 | return filter(lambda x: x.endswith(suffix),files) |
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[1859] | 70 | |
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| 71 | def page(message): |
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[1860] | 72 | """Run the input message through a pager. This is only done if |
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| 73 | ``rcParams["verbose"]`` is set. |
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| 74 | """ |
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[1859] | 75 | verbose = False |
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| 76 | try: |
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| 77 | from asap.parameters import rcParams |
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| 78 | verbose = rcParams['verbose'] |
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| 79 | except: |
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| 80 | pass |
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| 81 | if verbose: |
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| 82 | try: |
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| 83 | from IPython.genutils import page as pager |
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| 84 | except ImportError: |
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| 85 | from pydoc import pager |
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| 86 | pager(message) |
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| 87 | return None |
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| 88 | else: |
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| 89 | return message |
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[2456] | 90 | |
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| 91 | def toggle_verbose(): |
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| 92 | from asap import rcParams |
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| 93 | rcParams['verbose'] = not bool(rcParams['verbose']) |
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