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Diffstat (limited to 'waflib/extras/run_r_script.py')
m--------- | waflib | 0 | ||||
-rw-r--r-- | waflib/extras/run_r_script.py | 86 |
2 files changed, 0 insertions, 86 deletions
diff --git a/waflib b/waflib new file mode 160000 +Subproject 2314e236ca6e7d94a26c3c17091da0f25f5867f diff --git a/waflib/extras/run_r_script.py b/waflib/extras/run_r_script.py deleted file mode 100644 index b0d8f2b2..00000000 --- a/waflib/extras/run_r_script.py +++ /dev/null @@ -1,86 +0,0 @@ -#!/usr/bin/env python -# encoding: utf-8 -# Hans-Martin von Gaudecker, 2012 - -""" -Run a R script in the directory specified by **ctx.bldnode**. - -For error-catching purposes, keep an own log-file that is destroyed if the -task finished without error. If not, it will show up as rscript_[index].log -in the bldnode directory. - -Usage:: - - ctx(features='run_r_script', - source='some_script.r', - target=['some_table.tex', 'some_figure.eps'], - deps='some_data.csv') -""" - - -import os, sys -from waflib import Task, TaskGen, Logs - -R_COMMANDS = ['RTerm', 'R', 'r'] - -def configure(ctx): - ctx.find_program(R_COMMANDS, var='RCMD', errmsg = """\n -No R executable found!\n\n -If R is needed:\n - 1) Check the settings of your system path. - 2) Note we are looking for R executables called: %s - If yours has a different name, please report to hmgaudecker [at] gmail\n -Else:\n - Do not load the 'run_r_script' tool in the main wscript.\n\n""" % R_COMMANDS) - ctx.env.RFLAGS = 'CMD BATCH --slave' - -class run_r_script_base(Task.Task): - """Run a R script.""" - run_str = '"${RCMD}" ${RFLAGS} "${SRC[0].abspath()}" "${LOGFILEPATH}"' - shell = True - -class run_r_script(run_r_script_base): - """Erase the R overall log file if everything went okay, else raise an - error and print its 10 last lines. - """ - def run(self): - ret = run_r_script_base.run(self) - logfile = self.env.LOGFILEPATH - if ret: - mode = 'r' - if sys.version_info.major >= 3: - mode = 'rb' - with open(logfile, mode=mode) as f: - tail = f.readlines()[-10:] - Logs.error("""Running R on %r returned the error %r\n\nCheck the log file %s, last 10 lines\n\n%s\n\n\n""", - self.inputs[0], ret, logfile, '\n'.join(tail)) - else: - os.remove(logfile) - return ret - - -@TaskGen.feature('run_r_script') -@TaskGen.before_method('process_source') -def apply_run_r_script(tg): - """Task generator customising the options etc. to call R in batch - mode for running a R script. - """ - - # Convert sources and targets to nodes - src_node = tg.path.find_resource(tg.source) - tgt_nodes = [tg.path.find_or_declare(t) for t in tg.to_list(tg.target)] - - tsk = tg.create_task('run_r_script', src=src_node, tgt=tgt_nodes) - tsk.env.LOGFILEPATH = os.path.join(tg.bld.bldnode.abspath(), '%s_%d.log' % (os.path.splitext(src_node.name)[0], tg.idx)) - - # dependencies (if the attribute 'deps' changes, trigger a recompilation) - for x in tg.to_list(getattr(tg, 'deps', [])): - node = tg.path.find_resource(x) - if not node: - tg.bld.fatal('Could not find dependency %r for running %r' % (x, src_node.abspath())) - tsk.dep_nodes.append(node) - Logs.debug('deps: found dependencies %r for running %r', tsk.dep_nodes, src_node.abspath()) - - # Bypass the execution of process_source by setting the source to an empty list - tg.source = [] - |