推薦答案
Shell腳本如下所示調用Python腳本:
#!/bin/bash
# 調(diao)用Python腳本
python myscript.py
其(qi)中(zhong)(zhong),"myscript.py"為(wei)要調用(yong)的(de)Python腳本(ben)文件名。如果Python腳本(ben)文件不在當(dang)前目(mu)錄中(zhong)(zhong),則可以添加完整(zheng)路徑(jing)。例(li)如,如果Python腳本(ben)文件在目(mu)錄 "/home/user/scripts" 中(zhong)(zhong),則可以在Shell腳本(ben)中(zhong)(zhong)這樣(yang)調用(yong):
#!/bin/bash
# 調用(yong)位于 /home/user/scripts 目(mu)錄中的 Python 腳本
python /home/user/scripts/myscript.py
此外,我們可(ke)以利用shell腳(jiao)本中變(bian)量(liang)的值(zhi)來向python腳(jiao)本傳(chuan)遞參數,示例代碼(ma)如下:
Shell腳本:
#!/bin/bash
# 向 Python 腳本傳(chuan)遞參數
name="Alice"
hello=$(python myscript.py $name)
# 在 Shell 腳本中輸出 Python 腳本返回的(de)內(nei)容
echo $hello
Python腳本(myscript.py):
#!/usr/bin/env python
import sys
# 獲取從 Shell 腳本中傳遞的參數
name = sys.argv[1]
# 在(zai) Python 腳本中處理(li)參數(shu),并返回結果
hello = "Hello, " + name + "!"
# 將 hello 的值(zhi)返回給 Shell 腳本
print(hello)
在(zai)此示例中(zhong),我們在(zai)將Python腳本(ben)作為子進程并(bing)(bing)從Shell腳本(ben)中(zhong)調用它后(hou),我們使用sys模塊來處理(li)傳遞到Python腳本(ben)的參(can)數(shu),然后(hou)計算(suan)并(bing)(bing)返回(hui)結果,并(bing)(bing)在(zai)Shell腳本(ben)中(zhong)輸(shu)出(chu)它。
其他答案
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在(zai)(zai)(zai)shell腳(jiao)本(ben)(ben)(ben)(ben)(ben)中(zhong)調用(yong)Python腳(jiao)本(ben)(ben)(ben)(ben)(ben),可(ke)以(yi)使(shi)用(yong)以(yi)下兩種(zhong)方式:1. 直接調用(yong)Python解釋器執(zhi)(zhi)行Python腳(jiao)本(ben)(ben)(ben)(ben)(ben):其中(zhong),/path/to/script.py是Python腳(jiao)本(ben)(ben)(ben)(ben)(ben)的(de)(de)路(lu)徑(jing)。在(zai)(zai)(zai)shell腳(jiao)本(ben)(ben)(ben)(ben)(ben)中(zhong),可(ke)以(yi)將(jiang)這(zhe)個命(ming)(ming)令(ling)包(bao)含在(zai)(zai)(zai)shell腳(jiao)本(ben)(ben)(ben)(ben)(ben)中(zhong)的(de)(de)任何需要的(de)(de)邏輯或命(ming)(ming)令(ling)中(zhong)。2. 將(jiang)Python腳(jiao)本(ben)(ben)(ben)(ben)(ben)作為shell腳(jiao)本(ben)(ben)(ben)(ben)(ben)的(de)(de)一部分:在(zai)(zai)(zai)shell腳(jiao)本(ben)(ben)(ben)(ben)(ben)中(zhong),可(ke)以(yi)將(jiang)Python代碼嵌入到(dao)shell腳(jiao)本(ben)(ben)(ben)(ben)(ben)中(zhong),并使(shi)用(yong)bash的(de)(de)here document語法來(lai)執(zhi)(zhi)行Python代碼。使(shi)用(yong)here document語法將(jiang)Python代碼嵌入到(dao)shell腳(jiao)本(ben)(ben)(ben)(ben)(ben)中(zhong),并使(shi)用(yong)python -命(ming)(ming)令(ling)來(lai)執(zhi)(zhi)行Python代碼。在(zai)(zai)(zai)END標記之間,可(ke)以(yi)包(bao)含任何Python代碼,使(shi)用(yong)import os和(he)print語句來(lai)打(da)印根目錄的(de)(de)文件(jian)列表。通過這(zhe)種(zhong)方式,在(zai)(zai)(zai)shell腳(jiao)本(ben)(ben)(ben)(ben)(ben)中(zhong)調用(yong)Python腳(jiao)本(ben)(ben)(ben)(ben)(ben),可(ke)以(yi)實現(xian)shell和(he)Python之間的(de)(de)無縫集成,從而更(geng)加靈活和(he)高效地執(zhi)(zhi)行各種(zhong)任務。
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在(zai)(zai)(zai)shell腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)中(zhong)(zhong)調(diao)用(yong)(yong)(yong)Python腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben),可(ke)以(yi)使(shi)(shi)用(yong)(yong)(yong)以(yi)下(xia)兩種方法:1. 直接調(diao)用(yong)(yong)(yong)Python解(jie)釋(shi)器:在(zai)(zai)(zai)shell腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)中(zhong)(zhong),可(ke)以(yi)使(shi)(shi)用(yong)(yong)(yong)以(yi)下(xia)命令調(diao)用(yong)(yong)(yong)Python解(jie)釋(shi)器,并(bing)將(jiang)(jiang)Python腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)作為(wei)(wei)參(can)數傳遞(di)給(gei)(gei)它。在(zai)(zai)(zai)這個腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)中(zhong)(zhong),第一行(xing)指(zhi)定使(shi)(shi)用(yong)(yong)(yong)bash解(jie)釋(shi)器來運(yun)行(xing)腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)。第二行(xing)使(shi)(shi)用(yong)(yong)(yong)python命令調(diao)用(yong)(yong)(yong)Python解(jie)釋(shi)器,并(bing)將(jiang)(jiang)script.py作為(wei)(wei)參(can)數傳遞(di)給(gei)(gei)它。2. 在(zai)(zai)(zai)shell腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)中(zhong)(zhong)使(shi)(shi)用(yong)(yong)(yong)python腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben):可(ke)以(yi)在(zai)(zai)(zai)shell腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)中(zhong)(zhong)使(shi)(shi)用(yong)(yong)(yong)Python代(dai)碼(ma)來執(zhi)(zhi)行(xing)特定任務(wu),這是通過在(zai)(zai)(zai)shell腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)中(zhong)(zhong)編(bian)寫Python代(dai)碼(ma)來實(shi)現的,如下(xia)所示(shi):在(zai)(zai)(zai)這個腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)中(zhong)(zhong),使(shi)(shi)用(yong)(yong)(yong)了bash的heredoc語法,將(jiang)(jiang)Python代(dai)碼(ma)嵌入到shell腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)中(zhong)(zhong)。當運(yun)行(xing)該腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)時(shi),bash將(jiang)(jiang)python代(dai)碼(ma)發送給(gei)(gei)Python解(jie)釋(shi)器并(bing)執(zhi)(zhi)行(xing)。無(wu)論使(shi)(shi)用(yong)(yong)(yong)哪種方法,在(zai)(zai)(zai)調(diao)用(yong)(yong)(yong)Python腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)之前,需要確保Python已(yi)經(jing)安裝(zhuang)在(zai)(zai)(zai)系統(tong)上,并(bing)且Python腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)具有可(ke)執(zhi)(zhi)行(xing)權限(xian)。此外,在(zai)(zai)(zai)shell腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)中(zhong)(zhong)調(diao)用(yong)(yong)(yong)Python腳(jiao)(jiao)(jiao)(jiao)本(ben)(ben)時(shi),還可(ke)以(yi)使(shi)(shi)用(yong)(yong)(yong)參(can)數來傳遞(di)數據(ju)和配置信息。

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