Shell Programming and Scripting

#!/usr/bin/python

import sys

if len(sys.argv) < 2:
        print "usage:",sys.argv[0],"<file_path>"
        sys.exit(69)

f = open(sys.argv[1], 'r')
lines = f.readlines()

count = 0
index = 0

for item in lines:
        if count != 0:
                left  = lines[count].split()    
                right = lines[count-1].split()

                while left[index] == right[index]:
                        index += 1

                print ' '.join(left[index:])
                index = 0
        else:
                print lines[count].rstrip() 

        count += 1

Serine/threonine protein kinase 12    AZD1152    DCL000452    Myeloid Leukemia    Phase I/II
Serine/threonine protein kinase 12    AZD1152    DCL000452    Acute Myeloid Leukemia, Haematological malignancies    Phase II
Serine/threonine protein kinase 12    MK-5108    DCL000572    Cancer;  Neoplasms;  Tumors    Phase I
Serine/threonine protein kinase 12    TAK-901    DCL000657    Advanced malignancies    Phase I
Serine/threonine protein kinase 12    AT-9283    DCL001068    Adult solid tumours, NHL, AML, ALL, CML, MDS and myelofibrosis    Phase I/II
Serine/threonine protein kinase 12    CYC-116    DCL001070    Advanced solid tumours    Terminated in Phase I
Serine/threonine protein kinase 12    GSK1070916    DCL001072    Advanced solid tumours    Phase I
Serine/threonine protein kinase 12    PF-03814735    DCL001076    Advanced solid tumours    Phase I
Serine/threonine protein kinase 12    PHA-739358    DCL001078    CML that relapsed after imatinib or BCR¨CABL-targeted therapy;   Metastatic Hormone Refractory Prostate Cancer (MHRPC)    Phase II
Serine/threonine protein kinase 12    VX-689    DCL001083    Cancer;  Neoplasms;  Tumors    Phase I
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    SF1126    DCL000228    Solid Tumors    Phase I
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    TG100-115    DCL000246    Angioedema, Myocardial infarction    Phase I/II
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    XL147    DCL000262    Endometrial Cancer    Phase II
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    XL765    DCL000264    Solid tumours;   non-small-cell lung cancer;   malignant gliomas    Phase I/II
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    AZD6482    DCL000476    Thrombosis    Phase II
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    LY294002    DCL000600    Cancer    Discontinued in Phase I
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    PI3K alpha    DCL000601    Cancer    Discontinued in Phase I
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    BEZ235    DCL001085    Advanced solid tumours;  Advanced breast cancer    Phase I/II
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    BGT226    DCL001086    Solid tumours;  Advanced breast cancer;  Cowden¡¯s syndrome    Phase I/II
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    BKM120    DCL001087    Metastatic Breast Cancer    Phase I/II
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    GDC0941    DCL001088    Advanced solid tumours;   non-Hodgkin¡¯s lymphoma    Phase I
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    GSK1059615    DCL001089    Advanced solid tumours;   metastatic breast cancer;   endometrial cancer;   lymphoma    Terminated in Phase I
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    PX-866    DCL001090    Advanced solid tumours    Phase I
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    CAL-101    DCL001091    Chronic lymphocytic leukaemia;   acute myeloid leukaemia;   non-Hodgkin¡¯s lymphoma    Phase I
Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit, gamma isoform    GDC-0980    DCL001189    Advanced solid tumours, non-Hodgkin's lymphoma    Phase I
Hexokinase D    Lonidamine    DCL000153    Benign Prostatic Hyperplasia, Prostate Disorders    Terminated in Phase III
Hexokinase D    PSN-101    DCL000201    Diabetes Mellitus Type 1 and 2    Phase I
Hexokinase D    AZD1656    DCL000457    Type 2 Diabetes Mellitus    Phase II
Hexokinase D    AZD6370    DCL000475    Type 2 Diabetes    Phase I completed
Hexokinase D    R7201    DCL000614    Type 2 diabetes    Phase II
Hexokinase D    AZD5658    DCL001154    Obesity, Diabetes    Phase I
mRNA of Clusterin    OGX-011    DCL000186    Prostate Cancer, Breast Cancer, Lung Cancer    Phase III
Kinesin-like protein KIF11    ARRY-520    DCL000053    Cancer/Tumors    Phase I
Kinesin-like protein KIF11    Ispinesib    DCL000139    Pediatric    Phase I
Kinesin-like protein KIF11    Ispinesib    DCL000139    Head and Neck Cancer, Renal Cell Carcinoma, Ovarian Cancer, Solid Tumors    Phase II
Kinesin-like protein KIF11    Ispinesib    DCL000139    Lung Cancer    Phase II completed
Kinesin-like protein KIF11    SB-743921    DCL000224    Non-Hodgkin's Lymphoma, Cancer/Tumors    Phase I/II
Kinesin-like protein KIF11    4SC-205    DCL001129    Solid tumour and malignant lymphoma    Phase I
Neurotensin receptor type 1    CGX-1160    DCL000084    Acute or Chronic Pain    Phase I completed
Neurotensin receptor type 1    Meclinertant    DCL000163    Colorectal Cancer, Prostate Cancer, Schizophrenia, Schizoaffective Disorders, Psychosis, Depression, Lung Cancer    Discontinued in Phase III
Ribosomal protein S6 kinase    XL418    DCL000009    Solid Tumors    Suspended in Phase I
Interstitial collagenase    BMS 275291    DCL000003    Non-small Cell Lung Cancer, Hormone-refractory Prostate Cancer, Kaposi's Sarcoma    Discontinued in Phase III
Interstitial collagenase    Prinomastat    DCL000004    Brain Cancer    Discontinued in Phase III
Interstitial collagenase    Prinomastat    DCL000004    Lung Cancer, Prostate Cancer    Trial halted
Interstitial collagenase    Marimastat    DCL000005    Pancreatic Cancer, Lung Cancer    Discontinued in Phase III
Interstitial collagenase    BB-3644    DCL000014    Cancer/Tumors    Discontinued in Phase I
Interstitial collagenase    XL784    DCL001039    Diabetic nephropathy    Discontinued in Phase II
Interstitial collagenase    Batimastat    DPR000163    Cancers    Discontinued in Phase I
Integrin beta

AZD1152 DCL000452 Myeloid Leukemia Phase I/II
Acute Myeloid Leukemia, Haematological malignancies Phase II
MK-5108 DCL000572 Cancer; Neoplasms; Tumors Phase I
AT-9283 DCL001068 Adult solid tumours, NHL, AML, ALL, CML, MDS and myelofibrosis Phase I/II
CYC-116 DCL001070 Advanced solid tumours Terminated in Phase I
ENMD-2076 DCL001071 Ovarian Cancer, Fallopian Cancer, Peritoneal Cancer Phase II
PF-03814735 DCL001076 Advanced solid tumours Phase I
PHA-739358 DCL001078 CML that relapsed after imatinib or BCR¨CABL-targeted therapy; Metastatic Hormone Refractory Prostate Cancer (MHRPC) Phase II
VX-689 DCL001083 Cancer; Neoplasms; Tumors Phase I
Toll-like receptor 3 HspE7 (TLR3 agonist adjuvant) DCL000129 Anal intraepithelial neoplasia Discontinued in Phase I/II
Human Papillomavirus (HPV) Infections Discontinued in Phase I/II
5-hydroxy-tryptamine 3B receptor Cilansetron DCL000087 Irritable Bowel Syndrome (IBS), Diarrhea Phase III, Positive phase III results
Serine/threonine-protein kinase Chk2 XL844 DCL000017 Advanced solid tumours or lymphoma Suspended in Phase I
Fibronectin AS1409 DCL000055 Kidney Cancer, Melanoma Phase I
Plasma kallikrein Ecallantide DCL000108 Hereditary angioedema Approved
Glucosylceramidase Isofagomine tartrate DCL000138 Metabolic Disease Phase II
Protein kinase C gamma type Midostaurin DCL000165 Breast & colorectal cancer Phase I
Colon, breast, CLL, AML, GIST, solid tumours & non-Hodgkin's lymphoma Phase II
Alpha-galactosidase A Migalastat DCL000166 Fabry Disease Phase III
Calcitonin gene-related peptide 1 Olcegepant DCL000187 Migraine and Cluster Headaches Discontinued in Phase I/II
Cizolirtine DCL000753 Neuropathic pain Phase II
Heat shock protein HSP 90 Alvespimycin hydrochloride DCL000035 Ovarian Cancer, Refractory Hematological Malignancies Phase I
Refractory acute myelogenous leukemia; HER2-positive Metastatic Breast Cancer and Leukaemia Terminated in Phase II
AT13387 DCL000057 Cancer/Tumors Phase I
CNF1010 DCL000089 Solid Tumors, Chronic Myelogenous Leukemia Terminated in Phase I
IPI-504 DCL000137 Gastrointestinal Stromal Tumors Phase I
Non-small Cell Lung Cancer Phase I/II
Solid Tumors Phase Ib
Prostate Cancer Phase II
SNX-5422 DCL000231 Hematological Malignancies Phase I
STA-9090 DCL000236 Solid Tumors Phase I
Tanespimycin DCL000242 Breast Cancer, Melanoma Phase II
Multiple Myeloma Suspended in Phase III
Cathepsin G Dermolastin DCL000019 Chronic Obstructive Pulmonary Disease Halted in Phase I
Atopic Dermatitis, Alpha 1 Antitrypsin Deficiency Phase II
Emphysema Halted in Phase I
Integrin alpha-5 JSM 6427 DCL000012 Macular Degeneration Phase I
mRNA of Myb proto-oncogene protein LR3001 DCL000154 Myeloid Leukemia Phase II
Lysosomal alpha-glucosidase Celgosivir DCL000082 Hepatitis C Phase II
Glucobay DCL000309 Diabetes Mellitus Type 2 Phase IV
Basic fibroblast growth factor receptor 1 FGF-1 DCL000113 Peripheral Vascular Disease, Ulcers Phase I
Severe Coronary Heart Disease Phase II
SU-6668 DCL000342 Advanced solid tumours Discontinued
Phospholipase A2, membrane associated Varespladib DCL000258 Coronary Artery Disease, Atherosclerosis Phase II
Interleukin-2 receptor subunit beta Medusa IL-2 DCL000164 Cancer/Tumors Phase I/II
Histidine decarboxylase BF-Derm1 DCL000066 Skin Infections/Disorders Phase II
Tissue kallikrein Dermolastin DCL000019 Chronic Obstructive Pulmonary Disease Halted in Phase I
Atopic Dermatitis, Alpha 1 Antitrypsin Deficiency Phase II
Emphysema Halted in Phase I
Atrial natriuretic peptide receptor B CD-NP DCL000081 Myocardial infarction, Heart Disease Phase Ia
P-glycoprotein LY335979 DCL000157 Acute Myeloid Leukemia Phase III completed
Integrin beta-7 RhuMAb Beta7 DCL000622 Ulcerative colitis Phase I
Vedolizmab DCL000662 Ulcerative colitis, Crohn's d

MSX-122 DCL000173 Late-stage Solid Tumors Suspended in Phase I
KRH-2731 DPR000144 HIV Infection Preclinical
C-C chemokine receptor type 2 CCX915 DCL000080 Multiple Sclerosis Phase I
INCB3284 DCL000135 Rheumatoid Arthritis Discontinued in Phase II
Obese Insulin-resistant Subjects Discontinued in Phase IIa
INCB8696 DCL000546 Multiple scierosis Phase I
INCB-3284 DCL000845 Rheumatoid arthritis Discontinued in Phase I
MLN1202 DCL000883 Multiple Sclerosis Phase II completed
Metastatic Cancer; Unspecified Adult Solid Tumor, Protocol Specific Phase II
MCP-1 DPR000072 Rheumatoid arthritis Preclinical
RS-504393 DPR000102 Chronic obstructive pulmonary disease Preclinical
Traceback (most recent call last):
  File "./duplicate.py", line 20, in ?
    while left[index] == right[index]:
IndexError: list index out of range
bash-3.2$