Initial commit

pgm/getdatafilepath

@@ -0,0 +1,50 @@
+#!/usr/bin/env python3
+import os
+import sys
+import time
+from glob import glob
+
+USAGE = """
+Usage:
+
+    getdatafilepath <instrument> <year> <number>
+
+get datafile path
+"""
+
+if len(sys.argv) != 4:
+    print(USAGE)
+    sys.exit()
+
+instrument = sys.argv[1]
+year = sys.argv[2]
+number = int(sys.argv[3])
+key = 'dat_spec_%s' % instrument
+last = ''
+for datspec in os.environ[key].replace('%%%%', year).split(','):
+    if '/' not in datspec:
+        datspec = last.rsplit('.', 1)[0]+datspec
+    last = datspec
+    for i in range(10,0,-1):
+        pat = '*' * i
+        if datspec.find(pat) >= 0:
+            break
+    else:
+       pat = None
+
+    if pat:
+        fmt = '%%.%dd' % len(pat)
+        datspec = datspec.replace(pat, fmt % number)
+    if year < '2020':
+        datspec = datspec.replace('###', '%.3d' % (number // 1000))
+        if os.path.isfile(datspec):
+            print(datspec)
+            break
+    else:
+        datspec = datspec.replace('###', '*')
+        files = glob(datspec)
+        if len(files) == 1:
+           print(files[0])
+           break
+else:
+    print('%s:%s:%d' % (instrument, year, number))