Mercurial > repos > trinity_ctat > align_and_estimate_abundance
annotate trinityToolWrapper.py @ 5:98d99fed9d35 draft
Strip eol off of TrinityPath, so os.path.islink() works correctly.
| author | trinity_ctat |
|---|---|
| date | Tue, 26 Sep 2017 13:33:20 -0400 |
| parents | cb71c6b0bf66 |
| children | 12bc09b4a26d |
| rev | line source |
|---|---|
| 0 | 1 #!/usr/bin/env python |
| 2 | |
| 3 | |
| 4 # borrowed from: http://wiki.g2.bx.psu.edu/Future/Job%20Failure%20When%20stderr and modified for use with Trinity tools. | |
| 5 | |
| 6 """ | |
| 7 Wrapper that execute a program and its arguments but reports standard error | |
| 8 messages only if the program exit status was not 0 | |
| 9 Example: ./stderr_wrapper.py myprog arg1 -f arg2 | |
| 10 """ | |
| 11 | |
| 12 import sys, subprocess, os | |
| 13 | |
| 14 assert sys.version_info[:2] >= ( 2, 4 ) | |
| 15 | |
| 16 TRINITY_BASE_DIR = "" | |
| 17 if os.environ.has_key('TRINITY_HOME'): | |
| 18 TRINITY_BASE_DIR = os.environ['TRINITY_HOME']; | |
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Strip eol off of TrinityPath, so os.path.islink() works correctly.
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19 elif hasattr(os, 'symlink'): # symlink was implemented to always return false when it was not implemented in earlier versions. |
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Needed to dereference links when searching for TRINITY_BASE_DIR.
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20 # 2017-09-26 |
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Needed to dereference links when searching for TRINITY_BASE_DIR.
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21 # Cicada Dennis added looking for the location of the Trinity program using the Unix "which" utility. |
| 0 | 22 # I tried using "command -v Trinity" but for some reason, I was getting a OS permission error with that. |
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Needed to dereference links when searching for TRINITY_BASE_DIR.
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23 # I just found distutils.spawn.find_executable() which might work, but already implemented the below. |
| 0 | 24 try: |
| 25 pipe1 = subprocess.Popen(["which", "Trinity"], stdout=subprocess.PIPE) | |
| 26 except: | |
| 27 t, v, tb = sys.exc_info() | |
| 3 | 28 sys.stderr.write("You must set the environmental variable TRINITY_HOME to the base installation directory of Trinity before running {:s}.".format(sys.argv[0])) |
| 0 | 29 raise t, v, tb |
| 30 else: | |
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31 TrinityPath, err_info = pipe1.communicate() |
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32 # FIX - probably should be checking err_info for errors... |
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Needed to dereference links when searching for TRINITY_BASE_DIR.
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33 # Determine the TRINITY_BASE_DIR from output1. |
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34 # If TrinityPath is a link, we need to dereference the link. |
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Strip eol off of TrinityPath, so os.path.islink() works correctly.
trinity_ctat
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35 TrinityPath = TrinityPath.rstrip() # Need to strip off a newline. |
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98d99fed9d35
Strip eol off of TrinityPath, so os.path.islink() works correctly.
trinity_ctat
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36 # print "Trinity that was found is: {:s}".format(repr(TrinityPath)) |
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98d99fed9d35
Strip eol off of TrinityPath, so os.path.islink() works correctly.
trinity_ctat
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37 # print os.path.islink(TrinityPath) |
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98d99fed9d35
Strip eol off of TrinityPath, so os.path.islink() works correctly.
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38 TrinityPath = os.path.abspath(TrinityPath) |
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98d99fed9d35
Strip eol off of TrinityPath, so os.path.islink() works correctly.
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39 print "The Absolute Trinity path that was found is: {:s}".format(TrinityPath) |
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98d99fed9d35
Strip eol off of TrinityPath, so os.path.islink() works correctly.
trinity_ctat
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40 # print os.path.islink(TrinityPath) |
| 4 | 41 while os.path.islink(TrinityPath): |
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98d99fed9d35
Strip eol off of TrinityPath, so os.path.islink() works correctly.
trinity_ctat
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42 print "That path is a link." |
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43 TrinityPath = os.path.join(os.path.dirname(TrinityPath),os.readlink(TrinityPath)) |
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98d99fed9d35
Strip eol off of TrinityPath, so os.path.islink() works correctly.
trinity_ctat
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44 print "The new path is: {:s}".format(TrinityPath) |
| 0 | 45 # Take off the last part of the path (which is the Trinity command) |
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Needed to dereference links when searching for TRINITY_BASE_DIR.
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46 TRINITY_BASE_DIR = "/".join(TrinityPath.split("/")[0:-1]) |
| 0 | 47 |
| 48 # get bindir | |
| 49 bindir = sys.argv[0] | |
| 50 bindir = bindir.split("/") | |
| 51 if len(bindir) > 1: | |
| 52 bindir.pop() | |
| 53 bindir = "/".join(bindir) | |
| 54 else: | |
| 55 bindir = "." | |
| 56 | |
| 57 | |
| 58 ## add locations of tools to path setting. | |
| 59 TOOL_PATHS_FILE = bindir + "/__add_to_PATH_setting.txt"; | |
| 60 for line in open(TOOL_PATHS_FILE): | |
| 61 line = line.rstrip() | |
| 62 os.environ['PATH'] += ":" + line | |
| 63 | |
| 64 | |
| 65 def stop_err( msg ): | |
| 66 sys.stderr.write( "%s\n" % msg ) | |
| 67 sys.exit() | |
| 68 | |
| 69 def __main__(): | |
| 70 # Get command-line arguments | |
| 71 args = sys.argv | |
| 72 # Remove name of calling program, i.e. ./stderr_wrapper.py | |
| 73 args.pop(0) | |
| 74 # If there are no arguments left, we're done | |
| 75 if len(args) == 0: | |
| 76 return | |
| 77 | |
| 78 # If one needs to silence stdout | |
| 79 #args.append( ">" ) | |
| 80 #args.append( "/dev/null" ) | |
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98d99fed9d35
Strip eol off of TrinityPath, so os.path.islink() works correctly.
trinity_ctat
parents:
4
diff
changeset
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81 print "The TRINITY_BASE_DIR is:\n\t{:s}".format(TRINITY_BASE_DIR) |
| 0 | 82 |
| 83 args[0] = "".join([TRINITY_BASE_DIR, '/', args[0]]); | |
| 84 | |
| 85 cmdline = " ".join(args) | |
| 86 | |
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5
98d99fed9d35
Strip eol off of TrinityPath, so os.path.islink() works correctly.
trinity_ctat
parents:
4
diff
changeset
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87 print "The command being invoked is:\n\t{:s}".format(cmdline) |
| 0 | 88 |
| 89 | |
| 90 try: | |
| 91 # Run program | |
| 92 err_capture = open("stderr.txt", 'w') | |
| 93 proc = subprocess.Popen( args=cmdline, shell=True, stderr=err_capture, stdout=sys.stdout ) | |
| 94 returncode = proc.wait() | |
| 95 err_capture.close() | |
| 96 | |
| 97 | |
| 98 if returncode != 0: | |
| 99 raise Exception | |
| 100 | |
| 101 except Exception: | |
| 102 # Running Grinder failed: write error message to stderr | |
| 103 err_text = open("stderr.txt").readlines() | |
| 104 stop_err( "ERROR:\n" + "\n".join(err_text)) | |
| 105 | |
| 106 | |
| 107 if __name__ == "__main__": __main__() |