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Top Forums UNIX for Beginners Questions & Answers Bad substitution issues.. but why? Post 302980254 by kidi on Thursday 25th of August 2016 12:57:51 PM
Old 08-25-2016
Bad substitution issues.. but why?

i am trying to prepare a train and test dataset, for which i need to randomly split the data into corresponding folders (train,test)..

I began on a simple script, but seem to get som weird error messages, that i cannot make sense of?..

what am I doing wrong?
Code:
#!/bin/bash
RED='\033[0;31m'
NC='\033[0m' # No Color


if [[ $1 = "" ]]
	then
		echo -e "${RED}Missing Workspace name! -  Provide a name!${NC}"
	exit 1	
fi

if [[ $2 = "" ]]
	then 
		echo -e "${RED}Missing path to dataset - SPH files${NC}"
	#exit 1	
fi

if [[ $3 = "" ]]
	then 
		echo -e "${RED}Missing path to Utt!${NC}"
	#exit 1
fi		

WORKSPACE=$1
PATH_TO_DATASET=$2
PATH_TO_UTT=$3

#Create the folder 

mkdir ../${WORKSPACE}
 
cd ../${WORKSPACE}
ln -s ../wsj/s5/steps .
ln -s ../wsj/s5/utils .
ln -s ../../src .

cp ../wsj/s5/path.sh .

mkdir -p ../${WORKSPACE}/exp
mkdir -p ../${WORKSPACE}/conf
mkdir -p ../${WORKSPACE}/data
mkdir -p ../${WORKSPACE}/data/test
mkdir -p ../${WORKSPACE}/data/train
mkdir -p ../${WORKSPACE}/data/local
mkdir -p ../${WORKSPACE}/data/local/lang

# Modify if Help script is needed
#################################
# Change order of utterance and name! 
# python help_scripts/change_order_name_utt.py  /PATH/TO/UTTERANCE 

# Partition data randomly into train and test. 
SPLIT=0.5 #train/test split
NUMBER_OF_FILES = $(ls $PATH_TO_DATASET |  wc -l) ## number of directories in the dataset

for ((i=1; i<=$(NUMBER_OF_FILES); i++))
do
	ran = ${python -c "import random; print random.randdouble(0,1)"}
	echo ${ran}
done

output
Code:
../workspace_setup.sh: line 54: NUMBER_OF_FILES: command not found
./workspace_setup.sh: line 56: NUMBER_OF_FILES: command not found
./workspace_setup.sh: line 56: ((: i<=: syntax error: operand expected (error token is "<=")


Last edited by kidi; 08-25-2016 at 05:07 PM..
 

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MKDIR(3)								 1								  MKDIR(3)

mkdir - Makes directory

SYNOPSIS
bool mkdir (string $pathname, [int $mode = 0777], [bool $recursive = false], [resource $context]) DESCRIPTION
Attempts to create the directory specified by pathname. PARAMETERS
o $pathname - The directory path. o $mode - The mode is 0777 by default, which means the widest possible access. For more information on modes, read the details on the chmod(3) page. Note $mode is ignored on Windows. Note that you probably want to specify the mode as an octal number, which means it should have a leading zero. The mode is also modified by the current umask, which you can change using umask(3). o $recursive - Allows the creation of nested directories specified in the $pathname. o $context - Note Context support was added with PHP 5.0.0. For a description of contexts, refer to "Streams". RETURN VALUES
Returns TRUE on success or FALSE on failure. EXAMPLES
Example #1 mkdir(3) example <?php mkdir("/path/to/my/dir", 0700); ?> Example #2 mkdir(3) using the $recursive parameter <?php // Desired folder structure $structure = './depth1/depth2/depth3/'; // To create the nested structure, the $recursive parameter // to mkdir() must be specified. if (!mkdir($structure, 0777, true)) { die('Failed to create folders...'); } // ... ?> ERRORS
/EXCEPTIONS Emits an E_WARNING level error if the directory already exists. Emits an E_WARNING level error if the relevant permissions prevent creating the directory. NOTES
Note When safe mode is enabled, PHP checks whether the directory in which the script is operating has the same UID (owner) as the script that is being executed. SEE ALSO
is_dir(3), rmdir(3). PHP Documentation Group MKDIR(3)
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