我有這段代碼,但它說TypeError沒有足夠的格式字符串參數,即使我給它一個具有正確數量參數的元組。有人可以幫助我嗎?我看遍了堆棧溢出,python文檔似乎也沒有幫助。對於字符串不工作的Python百分比運算符
image_urls = {
'horse.jpg': 'a.jpg',
'bison.jpg': 'b.jpg',
'bald_eagle.jpg': 'c.jpg',
'pig_in_mud.jpg': 'd.jpg',
'baby_monkey.jpg': 'e.jpg',
'cute_golden_retriever.jpg': 'f.jpg',
'cute_fluffy_bunny.jpg': 'g.jpg',
'fluffy_kitten.jpg': 'h.jpg',
'default_profile_pic.jpg': 'i.png'
}
mystr = '''<tr><td>Username:</td><td><input type='text' name='username'/></td></tr>
<tr><td>Profile picture:</td><td>
<table>
<tr><td><img src='%s'/></td><img src='%s'/><td></td><td><img src='%s'/></td></tr>
<tr><td><img src='%s'/></td><img src='%s'/><td></td><td><img src='%s'/></td></tr>
<tr><td><img src='%s'/></td><img src='%s'/><td></td><td><img src='%s'/></td></tr>
</table>
</td></tr>
<tr><td colspan="2" class="description"><i>Image must be 1MB or less.</i></td></tr>
<tr><td>Website:</td><td><input type='url' name='website' placeholder='example.com'/><td/></tr>
<tr><td colspan="2" class="description"><i>Got a home on the web? Put it here.</i></td></tr>
<tr><td>Bio:</td><td><textarea name='bio' placeholder='I am John Doe, and I enjoy doing this, that and a little more of this. (more content more elaboration)'></textarea></td></tr>
<tr><td colspan="2" class="description"><i>Tell about yourself here.</i></td></tr>
<tr><td>Gender:</td><td><input type='radio' name='gender'/> M <input type='radio' name='gender'/> F</td></tr>
<tr><td>Age:</td><td><input type='text' name='age'/></td></tr>
</table>
<h4>Privacy</h4>
<table>
<tr><td>Hide age</td><td><input type="checkbox" name="hide-age"/></td></tr>
<tr><td>Hide gender</td><td><input type="checkbox" name="hide-gender"/></td></tr>
<tr><td>Hide email</td><td><input type="checkbox" name="hide-email"/></td></tr>
</table>
<div class='button-jumbo'>Create account</div>
<script>
function onPasswordChange() {
var strength = this.value.length * 3;
var weakPasswords = ['password', '123456', '12345678', '1234', 'qwerty', '12345', 'dragon', 'baseball', 'football', 'letmein', 'security', 'monkey', '696969', 'abc123', '111111', 'ncc2701', 'trustno1'];
strength += (this.value.match(/[\/;'"\[\]\{\}\-_\[email protected]#\$\\\%\^\&\*\)\(]/g) ? (this.value.match(/[\/;'"\[\]\{\}\-_\[email protected]#\$\\\%\^\&\*\)\(]/g).length * 8): 0);
strength += (this.value.match(/[A-Z]/g) ? (this.value.match(/[A-Z]/g).length * 5) : 0);
strength += (this.value.match(/[0-9]/g) ? (this.value.match(/[0-9]/g).length * 6) : 0);
if (weakPasswords.indexOf(this.value.toLowerCase()) !== -1) {
strength = 5;
}
document.getElementById("password-meter").value = strength.toString();
}
var pswdElt = document.getElementsByName('password')[0];
pswdElt.oninput = onPasswordChange;
pswdElt.onchange = onPasswordChange;
pswdElt.onkeydown = onPasswordChange;
</script>
''' % (image_urls['bald_eagle.jpg'], image_urls['pig_in_mud.jpg'], image_urls['cute_golden_retriever.jpg'], image_urls['bison.jpg'], image_urls['default_profile_pic.jpg'], image_urls['horse.jpg'], image_urls['baby_monkey.jpg'], image_urls['cute_fluffy_bunny.jpg'], image_urls['fluffy_kitten.jpg'])
你能否將這個例子縮小到最小? –
您的正則表達式中有兩個額外的'%',需要在與格式化操作符一起使用的字符串中轉義('%%')。 – chepner