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