数据采集

期末zy.py

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+from bs4 import BeautifulSoup
+import xlwt
+import requests
+def ask_url(url):
+    head = {
+        "User-Agent":
+"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36 Edg/122.0.0.0"
+    }
+    try:
+        r = requests.get(url, headers=head, timeout=30)
+        r.raise_for_status()
+        r.encoding = 'utf-8'
+        return r.text
+    except:
+        return ""
+
+def get_data(base_url):
+    data_list = []
+
+    for i in range(0, 10):
+        url = base_url + str(i + 1)
+        html = ask_url(url)
+        if html == "":
+            continue
+        soup = BeautifulSoup(html, 'html.parser')
+        for item in soup.find_all('div', class_="result_item"):
+            data = {}
+
+            if item.div.p.span.string == "疾病":
+                data['diseaseName'] = item.div.p.a.string
+
+                symptoms = []
+                p = item.find('p', class_='result_item_content_label')
+                for symptom in p.find_all('a'):
+                    symptoms.append(symptom.string)
+
+                sub_url = item.div.p.a.attrs["href"]
+                sub_html = ask_url(sub_url)
+                if sub_html == "":
+                    continue
+                sub_soup = BeautifulSoup(sub_html, 'html.parser')
+
+                information_ul = sub_soup.find('ul', class_="information_ul")
+                for detail in information_ul.find_all('li'):
+                    if detail.i.string == '别名：':
+                        data['diseaseAlias'] = detail.span.string
+                    elif detail.i.string == '发病部位：':
+                        data['siteOfOnset'] = []
+                        for site in detail.span.find_all('a'):
+                            data['siteOfOnset'].append(site.string)
+                    elif detail.i.string == '传染性：':
+                        data['infectivity'] = detail.span.string
+                    elif detail.i.string == '多发人群：':
+                        data['multiplePopulation'] = detail.span.string
+                    elif detail.i.string == '并发症：':
+                        data['complication'] = []
+                        for complication in detail.span.find_all('a'):
+                            data['complication'].append(complication.string)
+                    elif detail.i.string == '挂号科室：':
+                        data['registrationDepartment'] = []
+                        for department in detail.span.find_all('a'):
+                            data['registrationDepartment'].append(department.string)
+                    elif detail.i.string == '临床检查：':
+                        data['clinicalExamination'] = []
+                        for examination in detail.span.find_all('a'):
+                            data['clinicalExamination'].append(examination.string)
+                    elif detail.i.string == '典型症状：':
+                        for symptom in detail.span.find_all('a'):
+                            symptoms.append(symptom.string)
+                        data['commonDrugs'] = symptoms
+
+                information_ul1 = sub_soup.find('ul', class_="information_ul information_ul_bottom")
+                for detail in information_ul1.find_all('li'):
+                    if detail.i.string == '常用药品：':
+                        data['commonDrugs'] = []
+                        for drug in detail.span.find_all('a'):
+                            data['commonDrugs'].append(drug.string)
+
+            data_list.append(data)
+
+    return data_list
+
+def save_data(data_list, save_path):
+    book = xlwt.Workbook(encoding='utf-8', style_compression=0)
+    sheet = book.add_sheet("疾病", cell_overwrite_ok=True)
+    col = ("diseaseName", "diseaseAlias", "siteOfOnset", "infectivity", "multiplePopulation", "complication", "registrationDepartment", "clinicalExamination", "commonDrugs")
+    length = len(data_list)
+    for i in range(0, 9):
+        sheet.write(0, i, col[i])
+    for i in range(0, length):
+        # print("\r当前进度：{:.2f}%".format((i + 1) * 100 / length), end="")
+        data = data_list[i]
+        for j in range(0, 9):
+            if col[j] in data:
+                sheet.write(i + 1, j, data[col[j]])
+    book.save(save_path)
+    return ""
+
+if __name__ == "__main__":
+    base_url = "https://jbk.39.net/bw/jizhenke_p"
+    save_path = "D:\数据采集\PycharmProjects\pythonProject\数据采集\文件\疾病.xls"
+
+    data_list = get_data(base_url)
+    save_data(data_list, save_path)